Home / 19,729,818,132.60-29,594,727,198.90-15,545,676,851.40

Finding the Fourth Proportional to 19,729,818,132.60, 29,594,727,198.90 and 15,545,676,851.40

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Solution

The fourth proportional to 19,729,818,132.60, 29,594,727,198.90 and 15,545,676,851.40 is: 23,318,515,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,729,818,132.60 : 29,594,727,198.90 = 15,545,676,851.40 : x
  2. Step 2: Convert to fraction form
    19,729,818,132.60/29,594,727,198.90 = 15,545,676,851.40/x
  3. Step 3: Cross multiply
    19,729,818,132.60x = 29,594,727,198.90 × 15,545,676,851.40
  4. Step 4: Simplify right side
    19,729,818,132.60x = 460,070,065,539,437,690,880
  5. Step 5: Solve for x
    x = 460,070,065,539,437,690,880/19,729,818,132.60
  6. Step 6: Final answer
    x = 23,318,515,277.10

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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.