Home / 1,332,666,457.36-1,839,057,098.95-737,938,172.66

Finding the Fourth Proportional to 1,332,666,457.36, 1,839,057,098.95 and 737,938,172.66

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Solution

The fourth proportional to 1,332,666,457.36, 1,839,057,098.95 and 737,938,172.66 is: 1,018,342,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,666,457.36 : 1,839,057,098.95 = 737,938,172.66 : x
  2. Step 2: Convert to fraction form
    1,332,666,457.36/1,839,057,098.95 = 737,938,172.66/x
  3. Step 3: Cross multiply
    1,332,666,457.36x = 1,839,057,098.95 × 737,938,172.66
  4. Step 4: Simplify right side
    1,332,666,457.36x = 1,357,110,435,020,729,344
  5. Step 5: Solve for x
    x = 1,357,110,435,020,729,344/1,332,666,457.36
  6. Step 6: Final answer
    x = 1,018,342,157.20

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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.