Home / 1,057,660,905.48-1,458,033,762.06-739,132,220.58

Finding the Fourth Proportional to 1,057,660,905.48, 1,458,033,762.06 and 739,132,220.58

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Solution

The fourth proportional to 1,057,660,905.48, 1,458,033,762.06 and 739,132,220.58 is: 1,018,927,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,660,905.48 : 1,458,033,762.06 = 739,132,220.58 : x
  2. Step 2: Convert to fraction form
    1,057,660,905.48/1,458,033,762.06 = 739,132,220.58/x
  3. Step 3: Cross multiply
    1,057,660,905.48x = 1,458,033,762.06 × 739,132,220.58
  4. Step 4: Simplify right side
    1,057,660,905.48x = 1,077,679,732,232,019,200
  5. Step 5: Solve for x
    x = 1,077,679,732,232,019,200/1,057,660,905.48
  6. Step 6: Final answer
    x = 1,018,927,452.69

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Double scale
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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.