Home / 141,767,197.70-212,331,931.95-84,371,569.70

Finding the Fourth Proportional to 141,767,197.70, 212,331,931.95 and 84,371,569.70

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Solution

The fourth proportional to 141,767,197.70, 212,331,931.95 and 84,371,569.70 is: 126,367,584.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,767,197.70 : 212,331,931.95 = 84,371,569.70 : x
  2. Step 2: Convert to fraction form
    141,767,197.70/212,331,931.95 = 84,371,569.70/x
  3. Step 3: Cross multiply
    141,767,197.70x = 212,331,931.95 × 84,371,569.70
  4. Step 4: Simplify right side
    141,767,197.70x = 17,914,778,396,055,082
  5. Step 5: Solve for x
    x = 17,914,778,396,055,082/141,767,197.70
  6. Step 6: Final answer
    x = 126,367,584.93

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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.