Home / 97,806,934.60-146,710,401.90-73,413,792.70

Finding the Fourth Proportional to 97,806,934.60, 146,710,401.90 and 73,413,792.70

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Solution

The fourth proportional to 97,806,934.60, 146,710,401.90 and 73,413,792.70 is: 110,120,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,806,934.60 : 146,710,401.90 = 73,413,792.70 : x
  2. Step 2: Convert to fraction form
    97,806,934.60/146,710,401.90 = 73,413,792.70/x
  3. Step 3: Cross multiply
    97,806,934.60x = 146,710,401.90 × 73,413,792.70
  4. Step 4: Simplify right side
    97,806,934.60x = 10,770,567,032,020,288
  5. Step 5: Solve for x
    x = 10,770,567,032,020,288/97,806,934.60
  6. Step 6: Final answer
    x = 110,120,689.05

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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.