Home / 1,057,393,078.76-1,459,241,829.36-634,075,660.10

Finding the Fourth Proportional to 1,057,393,078.76, 1,459,241,829.36 and 634,075,660.10

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Solution

The fourth proportional to 1,057,393,078.76, 1,459,241,829.36 and 634,075,660.10 is: 875,048,025.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,393,078.76 : 1,459,241,829.36 = 634,075,660.10 : x
  2. Step 2: Convert to fraction form
    1,057,393,078.76/1,459,241,829.36 = 634,075,660.10/x
  3. Step 3: Cross multiply
    1,057,393,078.76x = 1,459,241,829.36 × 634,075,660.10
  4. Step 4: Simplify right side
    1,057,393,078.76x = 925,269,726,189,677,312
  5. Step 5: Solve for x
    x = 925,269,726,189,677,312/1,057,393,078.76
  6. Step 6: Final answer
    x = 875,048,025.92

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Half scale
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Double scale
Find fourth proportional to 1,057,393,079.76, 1,459,241,830.74 and 634,075,661.10
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.