Home / 651,873,175.60-977,809,763.40-498,818,167.60

Finding the Fourth Proportional to 651,873,175.60, 977,809,763.40 and 498,818,167.60

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Solution

The fourth proportional to 651,873,175.60, 977,809,763.40 and 498,818,167.60 is: 748,227,251.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,873,175.60 : 977,809,763.40 = 498,818,167.60 : x
  2. Step 2: Convert to fraction form
    651,873,175.60/977,809,763.40 = 498,818,167.60/x
  3. Step 3: Cross multiply
    651,873,175.60x = 977,809,763.40 × 498,818,167.60
  4. Step 4: Simplify right side
    651,873,175.60x = 487,749,274,440,577,536
  5. Step 5: Solve for x
    x = 487,749,274,440,577,536/651,873,175.60
  6. Step 6: Final answer
    x = 748,227,251.40

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Double scale
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Similar ratio
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1.5x scale

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.