Home / 79,434,411.66-119,152,806.05-30,252,981.13

Finding the Fourth Proportional to 79,434,411.66, 119,152,806.05 and 30,252,981.13

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Solution

The fourth proportional to 79,434,411.66, 119,152,806.05 and 30,252,981.13 is: 45,379,924.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,434,411.66 : 119,152,806.05 = 30,252,981.13 : x
  2. Step 2: Convert to fraction form
    79,434,411.66/119,152,806.05 = 30,252,981.13/x
  3. Step 3: Cross multiply
    79,434,411.66x = 119,152,806.05 × 30,252,981.13
  4. Step 4: Simplify right side
    79,434,411.66x = 3,604,727,592,750,451
  5. Step 5: Solve for x
    x = 3,604,727,592,750,451/79,434,411.66
  6. Step 6: Final answer
    x = 45,379,924.36

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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.