Home / 472,392,023.10-708,588,034.65-144,864,934.80

Finding the Fourth Proportional to 472,392,023.10, 708,588,034.65 and 144,864,934.80

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Solution

The fourth proportional to 472,392,023.10, 708,588,034.65 and 144,864,934.80 is: 217,297,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,023.10 : 708,588,034.65 = 144,864,934.80 : x
  2. Step 2: Convert to fraction form
    472,392,023.10/708,588,034.65 = 144,864,934.80/x
  3. Step 3: Cross multiply
    472,392,023.10x = 708,588,034.65 × 144,864,934.80
  4. Step 4: Simplify right side
    472,392,023.10x = 102,649,559,439,632,400
  5. Step 5: Solve for x
    x = 102,649,559,439,632,400/472,392,023.10
  6. Step 6: Final answer
    x = 217,297,402.20

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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.