Home / 572,588,878.57-860,176,236.65-339,572,423.86

Finding the Fourth Proportional to 572,588,878.57, 860,176,236.65 and 339,572,423.86

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Solution

The fourth proportional to 572,588,878.57, 860,176,236.65 and 339,572,423.86 is: 510,125,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,588,878.57 : 860,176,236.65 = 339,572,423.86 : x
  2. Step 2: Convert to fraction form
    572,588,878.57/860,176,236.65 = 339,572,423.86/x
  3. Step 3: Cross multiply
    572,588,878.57x = 860,176,236.65 × 339,572,423.86
  4. Step 4: Simplify right side
    572,588,878.57x = 292,092,129,626,990,720
  5. Step 5: Solve for x
    x = 292,092,129,626,990,720/572,588,878.57
  6. Step 6: Final answer
    x = 510,125,398.10

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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.