Home / 144,359,537.32-216,552,030.68-40,729,650.40

Finding the Fourth Proportional to 144,359,537.32, 216,552,030.68 and 40,729,650.40

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Solution

The fourth proportional to 144,359,537.32, 216,552,030.68 and 40,729,650.40 is: 61,098,065.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,359,537.32 : 216,552,030.68 = 40,729,650.40 : x
  2. Step 2: Convert to fraction form
    144,359,537.32/216,552,030.68 = 40,729,650.40/x
  3. Step 3: Cross multiply
    144,359,537.32x = 216,552,030.68 × 40,729,650.40
  4. Step 4: Simplify right side
    144,359,537.32x = 8,820,088,503,378,988
  5. Step 5: Solve for x
    x = 8,820,088,503,378,988/144,359,537.32
  6. Step 6: Final answer
    x = 61,098,065.75

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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.