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Finding the Fourth Proportional to 586,812,114.60, 878,304,984.30 and 586,812,114.60

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Solution

The fourth proportional to 586,812,114.60, 878,304,984.30 and 586,812,114.60 is: 878,304,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,812,114.60 : 878,304,984.30 = 586,812,114.60 : x
  2. Step 2: Convert to fraction form
    586,812,114.60/878,304,984.30 = 586,812,114.60/x
  3. Step 3: Cross multiply
    586,812,114.60x = 878,304,984.30 × 586,812,114.60
  4. Step 4: Simplify right side
    586,812,114.60x = 515,400,005,100,802,816
  5. Step 5: Solve for x
    x = 515,400,005,100,802,816/586,812,114.60
  6. Step 6: Final answer
    x = 878,304,984.30

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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.