Home / 1,048,833,074.54-1,447,389,784.62-578,934,484.18

Finding the Fourth Proportional to 1,048,833,074.54, 1,447,389,784.62 and 578,934,484.18

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Solution

The fourth proportional to 1,048,833,074.54, 1,447,389,784.62 and 578,934,484.18 is: 798,929,666.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,833,074.54 : 1,447,389,784.62 = 578,934,484.18 : x
  2. Step 2: Convert to fraction form
    1,048,833,074.54/1,447,389,784.62 = 578,934,484.18/x
  3. Step 3: Cross multiply
    1,048,833,074.54x = 1,447,389,784.62 × 578,934,484.18
  4. Step 4: Simplify right side
    1,048,833,074.54x = 837,943,858,362,762,496
  5. Step 5: Solve for x
    x = 837,943,858,362,762,496/1,048,833,074.54
  6. Step 6: Final answer
    x = 798,929,666.41

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Half scale
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Double scale
Find fourth proportional to 1,048,833,075.54, 1,447,389,786 and 578,934,485.18
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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.