Home / 12,427,915,167.84-17,154,610,081.20-9,892,248,348

Finding the Fourth Proportional to 12,427,915,167.84, 17,154,610,081.20 and 9,892,248,348

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Solution

The fourth proportional to 12,427,915,167.84, 17,154,610,081.20 and 9,892,248,348 is: 13,654,555,968.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,427,915,167.84 : 17,154,610,081.20 = 9,892,248,348 : x
  2. Step 2: Convert to fraction form
    12,427,915,167.84/17,154,610,081.20 = 9,892,248,348/x
  3. Step 3: Cross multiply
    12,427,915,167.84x = 17,154,610,081.20 × 9,892,248,348
  4. Step 4: Simplify right side
    12,427,915,167.84x = 169,697,663,236,334,845,952
  5. Step 5: Solve for x
    x = 169,697,663,236,334,845,952/12,427,915,167.84
  6. Step 6: Final answer
    x = 13,654,555,968.93

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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.