Home / 89,866,996,251.60-123,956,740,256.48-57,792,909,381.84

Finding the Fourth Proportional to 89,866,996,251.60, 123,956,740,256.48 and 57,792,909,381.84

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Solution

The fourth proportional to 89,866,996,251.60, 123,956,740,256.48 and 57,792,909,381.84 is: 79,715,812,875.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,866,996,251.60 : 123,956,740,256.48 = 57,792,909,381.84 : x
  2. Step 2: Convert to fraction form
    89,866,996,251.60/123,956,740,256.48 = 57,792,909,381.84/x
  3. Step 3: Cross multiply
    89,866,996,251.60x = 123,956,740,256.48 × 57,792,909,381.84
  4. Step 4: Simplify right side
    89,866,996,251.60x = 7,163,820,656,911,026,487,296
  5. Step 5: Solve for x
    x = 7,163,820,656,911,026,487,296/89,866,996,251.60
  6. Step 6: Final answer
    x = 79,715,812,875.89

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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.