Home / 79,434,412.66-119,152,807.55-30,252,982.13

Finding the Fourth Proportional to 79,434,412.66, 119,152,807.55 and 30,252,982.13

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Solution

The fourth proportional to 79,434,412.66, 119,152,807.55 and 30,252,982.13 is: 45,379,925.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,434,412.66 : 119,152,807.55 = 30,252,982.13 : x
  2. Step 2: Convert to fraction form
    79,434,412.66/119,152,807.55 = 30,252,982.13/x
  3. Step 3: Cross multiply
    79,434,412.66x = 119,152,807.55 × 30,252,982.13
  4. Step 4: Simplify right side
    79,434,412.66x = 3,604,727,757,549,479
  5. Step 5: Solve for x
    x = 3,604,727,757,549,479/79,434,412.66
  6. Step 6: Final answer
    x = 45,379,925.86

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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.