Home / 552,437,603.16-762,250,087.53-317,442,862.81

Finding the Fourth Proportional to 552,437,603.16, 762,250,087.53 and 317,442,862.81

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Solution

The fourth proportional to 552,437,603.16, 762,250,087.53 and 317,442,862.81 is: 438,005,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,437,603.16 : 762,250,087.53 = 317,442,862.81 : x
  2. Step 2: Convert to fraction form
    552,437,603.16/762,250,087.53 = 317,442,862.81/x
  3. Step 3: Cross multiply
    552,437,603.16x = 762,250,087.53 × 317,442,862.81
  4. Step 4: Simplify right side
    552,437,603.16x = 241,970,849,962,696,288
  5. Step 5: Solve for x
    x = 241,970,849,962,696,288/552,437,603.16
  6. Step 6: Final answer
    x = 438,005,755.91

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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.