Home / 15,932,513,679.34-21,989,747,665.83-9,502,746,276.46

Finding the Fourth Proportional to 15,932,513,679.34, 21,989,747,665.83 and 9,502,746,276.46

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Solution

The fourth proportional to 15,932,513,679.34, 21,989,747,665.83 and 9,502,746,276.46 is: 13,115,506,878.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,932,513,679.34 : 21,989,747,665.83 = 9,502,746,276.46 : x
  2. Step 2: Convert to fraction form
    15,932,513,679.34/21,989,747,665.83 = 9,502,746,276.46/x
  3. Step 3: Cross multiply
    15,932,513,679.34x = 21,989,747,665.83 × 9,502,746,276.46
  4. Step 4: Simplify right side
    15,932,513,679.34x = 208,962,992,751,760,998,400
  5. Step 5: Solve for x
    x = 208,962,992,751,760,998,400/15,932,513,679.34
  6. Step 6: Final answer
    x = 13,115,506,878.41

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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.