Home / 1,372,094,264.28-1,893,485,962.26-745,564,603.80

Finding the Fourth Proportional to 1,372,094,264.28, 1,893,485,962.26 and 745,564,603.80

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Solution

The fourth proportional to 1,372,094,264.28, 1,893,485,962.26 and 745,564,603.80 is: 1,028,876,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,094,264.28 : 1,893,485,962.26 = 745,564,603.80 : x
  2. Step 2: Convert to fraction form
    1,372,094,264.28/1,893,485,962.26 = 745,564,603.80/x
  3. Step 3: Cross multiply
    1,372,094,264.28x = 1,893,485,962.26 × 745,564,603.80
  4. Step 4: Simplify right side
    1,372,094,264.28x = 1,411,716,111,253,238,528
  5. Step 5: Solve for x
    x = 1,411,716,111,253,238,528/1,372,094,264.28
  6. Step 6: Final answer
    x = 1,028,876,913.20

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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.