Home / 280,727,244.60-421,119,006.30-96,470,453.40

Finding the Fourth Proportional to 280,727,244.60, 421,119,006.30 and 96,470,453.40

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Solution

The fourth proportional to 280,727,244.60, 421,119,006.30 and 96,470,453.40 is: 144,715,350.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,727,244.60 : 421,119,006.30 = 96,470,453.40 : x
  2. Step 2: Convert to fraction form
    280,727,244.60/421,119,006.30 = 96,470,453.40/x
  3. Step 3: Cross multiply
    280,727,244.60x = 421,119,006.30 × 96,470,453.40
  4. Step 4: Simplify right side
    280,727,244.60x = 40,625,541,473,118,464
  5. Step 5: Solve for x
    x = 40,625,541,473,118,464/280,727,244.60
  6. Step 6: Final answer
    x = 144,715,350.06

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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.