Home / 497,869,123.20-746,803,684.80-316,918,492.80

Finding the Fourth Proportional to 497,869,123.20, 746,803,684.80 and 316,918,492.80

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Solution

The fourth proportional to 497,869,123.20, 746,803,684.80 and 316,918,492.80 is: 475,377,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,869,123.20 : 746,803,684.80 = 316,918,492.80 : x
  2. Step 2: Convert to fraction form
    497,869,123.20/746,803,684.80 = 316,918,492.80/x
  3. Step 3: Cross multiply
    497,869,123.20x = 746,803,684.80 × 316,918,492.80
  4. Step 4: Simplify right side
    497,869,123.20x = 236,675,898,204,302,272
  5. Step 5: Solve for x
    x = 236,675,898,204,302,272/497,869,123.20
  6. Step 6: Final answer
    x = 475,377,739.20

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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.