Home / 727,965,333.60-1,091,948,000.40-483,077,320.80

Finding the Fourth Proportional to 727,965,333.60, 1,091,948,000.40 and 483,077,320.80

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Solution

The fourth proportional to 727,965,333.60, 1,091,948,000.40 and 483,077,320.80 is: 724,615,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,965,333.60 : 1,091,948,000.40 = 483,077,320.80 : x
  2. Step 2: Convert to fraction form
    727,965,333.60/1,091,948,000.40 = 483,077,320.80/x
  3. Step 3: Cross multiply
    727,965,333.60x = 1,091,948,000.40 × 483,077,320.80
  4. Step 4: Simplify right side
    727,965,333.60x = 527,495,314,486,149,376
  5. Step 5: Solve for x
    x = 527,495,314,486,149,376/727,965,333.60
  6. Step 6: Final answer
    x = 724,615,981.20

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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.