Home / 15,487,251,866,637-21,374,281,697,216-8,814,535,764,892.20

Finding the Fourth Proportional to 15,487,251,866,637, 21,374,281,697,216 and 8,814,535,764,892.20

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Solution

The fourth proportional to 15,487,251,866,637, 21,374,281,697,216 and 8,814,535,764,892.20 is: 12,165,126,007,594.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,487,251,866,637 : 21,374,281,697,216 = 8,814,535,764,892.20 : x
  2. Step 2: Convert to fraction form
    15,487,251,866,637/21,374,281,697,216 = 8,814,535,764,892.20/x
  3. Step 3: Cross multiply
    15,487,251,866,637x = 21,374,281,697,216 × 8,814,535,764,892.20
  4. Step 4: Simplify right side
    15,487,251,866,637x = 188,404,370,468,991,163,663,646,720
  5. Step 5: Solve for x
    x = 188,404,370,468,991,163,663,646,720/15,487,251,866,637
  6. Step 6: Final answer
    x = 12,165,126,007,594.43

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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.