Home / 251,634,337.71-377,473,303.68-76,796,705.83

Finding the Fourth Proportional to 251,634,337.71, 377,473,303.68 and 76,796,705.83

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Solution

The fourth proportional to 251,634,337.71, 377,473,303.68 and 76,796,705.83 is: 115,201,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,634,337.71 : 377,473,303.68 = 76,796,705.83 : x
  2. Step 2: Convert to fraction form
    251,634,337.71/377,473,303.68 = 76,796,705.83/x
  3. Step 3: Cross multiply
    251,634,337.71x = 377,473,303.68 × 76,796,705.83
  4. Step 4: Simplify right side
    251,634,337.71x = 28,988,706,261,391,216
  5. Step 5: Solve for x
    x = 28,988,706,261,391,216/251,634,337.71
  6. Step 6: Final answer
    x = 115,201,711.04

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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.