Home / 118,569,010.70-177,853,516.05-98,413,618.70

Finding the Fourth Proportional to 118,569,010.70, 177,853,516.05 and 98,413,618.70

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Solution

The fourth proportional to 118,569,010.70, 177,853,516.05 and 98,413,618.70 is: 147,620,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,569,010.70 : 177,853,516.05 = 98,413,618.70 : x
  2. Step 2: Convert to fraction form
    118,569,010.70/177,853,516.05 = 98,413,618.70/x
  3. Step 3: Cross multiply
    118,569,010.70x = 177,853,516.05 × 98,413,618.70
  4. Step 4: Simplify right side
    118,569,010.70x = 17,503,208,112,999,032
  5. Step 5: Solve for x
    x = 17,503,208,112,999,032/118,569,010.70
  6. Step 6: Final answer
    x = 147,620,428.05

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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.