Home / 616,321,909.60-924,482,864.40-207,242,101.60

Finding the Fourth Proportional to 616,321,909.60, 924,482,864.40 and 207,242,101.60

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Solution

The fourth proportional to 616,321,909.60, 924,482,864.40 and 207,242,101.60 is: 310,863,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,321,909.60 : 924,482,864.40 = 207,242,101.60 : x
  2. Step 2: Convert to fraction form
    616,321,909.60/924,482,864.40 = 207,242,101.60/x
  3. Step 3: Cross multiply
    616,321,909.60x = 924,482,864.40 × 207,242,101.60
  4. Step 4: Simplify right side
    616,321,909.60x = 191,591,771,711,443,808
  5. Step 5: Solve for x
    x = 191,591,771,711,443,808/616,321,909.60
  6. Step 6: Final answer
    x = 310,863,152.40

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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.