Home / 84,729,154.88-116,916,877.32-47,550,908

Finding the Fourth Proportional to 84,729,154.88, 116,916,877.32 and 47,550,908

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Solution

The fourth proportional to 84,729,154.88, 116,916,877.32 and 47,550,908 is: 65,615,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,729,154.88 : 116,916,877.32 = 47,550,908 : x
  2. Step 2: Convert to fraction form
    84,729,154.88/116,916,877.32 = 47,550,908/x
  3. Step 3: Cross multiply
    84,729,154.88x = 116,916,877.32 × 47,550,908
  4. Step 4: Simplify right side
    84,729,154.88x = 5,559,503,677,090,606
  5. Step 5: Solve for x
    x = 5,559,503,677,090,606/84,729,154.88
  6. Step 6: Final answer
    x = 65,615,002.12

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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.