Home / 99,277,930.44-148,916,938.86-31,125,935.88

Finding the Fourth Proportional to 99,277,930.44, 148,916,938.86 and 31,125,935.88

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Solution

The fourth proportional to 99,277,930.44, 148,916,938.86 and 31,125,935.88 is: 46,688,917.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,277,930.44 : 148,916,938.86 = 31,125,935.88 : x
  2. Step 2: Convert to fraction form
    99,277,930.44/148,916,938.86 = 31,125,935.88/x
  3. Step 3: Cross multiply
    99,277,930.44x = 148,916,938.86 × 31,125,935.88
  4. Step 4: Simplify right side
    99,277,930.44x = 4,635,179,090,402,241
  5. Step 5: Solve for x
    x = 4,635,179,090,402,241/99,277,930.44
  6. Step 6: Final answer
    x = 46,688,917.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.