Home / 828,117,060.60-1,241,120,582.10-440,125,764.60

Finding the Fourth Proportional to 828,117,060.60, 1,241,120,582.10 and 440,125,764.60

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Solution

The fourth proportional to 828,117,060.60, 1,241,120,582.10 and 440,125,764.60 is: 659,627,933.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,117,060.60 : 1,241,120,582.10 = 440,125,764.60 : x
  2. Step 2: Convert to fraction form
    828,117,060.60/1,241,120,582.10 = 440,125,764.60/x
  3. Step 3: Cross multiply
    828,117,060.60x = 1,241,120,582.10 × 440,125,764.60
  4. Step 4: Simplify right side
    828,117,060.60x = 546,249,145,157,559,552
  5. Step 5: Solve for x
    x = 546,249,145,157,559,552/828,117,060.60
  6. Step 6: Final answer
    x = 659,627,933.23

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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.