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Finding the Fourth Proportional to 887,808,059.60, 1,331,712,089.40 and 887,808,059.60

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Solution

The fourth proportional to 887,808,059.60, 1,331,712,089.40 and 887,808,059.60 is: 1,331,712,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,808,059.60 : 1,331,712,089.40 = 887,808,059.60 : x
  2. Step 2: Convert to fraction form
    887,808,059.60/1,331,712,089.40 = 887,808,059.60/x
  3. Step 3: Cross multiply
    887,808,059.60x = 1,331,712,089.40 × 887,808,059.60
  4. Step 4: Simplify right side
    887,808,059.60x = 1,182,304,726,036,075,776
  5. Step 5: Solve for x
    x = 1,182,304,726,036,075,776/887,808,059.60
  6. Step 6: Final answer
    x = 1,331,712,089.40

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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.