Home / 497,680,019.60-746,520,029.40-314,937,798.80

Finding the Fourth Proportional to 497,680,019.60, 746,520,029.40 and 314,937,798.80

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Solution

The fourth proportional to 497,680,019.60, 746,520,029.40 and 314,937,798.80 is: 472,406,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,680,019.60 : 746,520,029.40 = 314,937,798.80 : x
  2. Step 2: Convert to fraction form
    497,680,019.60/746,520,029.40 = 314,937,798.80/x
  3. Step 3: Cross multiply
    497,680,019.60x = 746,520,029.40 × 314,937,798.80
  4. Step 4: Simplify right side
    497,680,019.60x = 235,107,374,819,347,296
  5. Step 5: Solve for x
    x = 235,107,374,819,347,296/497,680,019.60
  6. Step 6: Final answer
    x = 472,406,698.20

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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.