Home / 89,866,996,233.60-123,956,740,231.68-57,792,909,363.84

Finding the Fourth Proportional to 89,866,996,233.60, 123,956,740,231.68 and 57,792,909,363.84

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Solution

The fourth proportional to 89,866,996,233.60, 123,956,740,231.68 and 57,792,909,363.84 is: 79,715,812,851.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,866,996,233.60 : 123,956,740,231.68 = 57,792,909,363.84 : x
  2. Step 2: Convert to fraction form
    89,866,996,233.60/123,956,740,231.68 = 57,792,909,363.84/x
  3. Step 3: Cross multiply
    89,866,996,233.60x = 123,956,740,231.68 × 57,792,909,363.84
  4. Step 4: Simplify right side
    89,866,996,233.60x = 7,163,820,653,246,540,677,120
  5. Step 5: Solve for x
    x = 7,163,820,653,246,540,677,120/89,866,996,233.60
  6. Step 6: Final answer
    x = 79,715,812,851.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.