Home / 12,937,395,810.72-17,853,606,246.96-6,996,948,312

Finding the Fourth Proportional to 12,937,395,810.72, 17,853,606,246.96 and 6,996,948,312

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Solution

The fourth proportional to 12,937,395,810.72, 17,853,606,246.96 and 6,996,948,312 is: 9,655,788,685.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937,395,810.72 : 17,853,606,246.96 = 6,996,948,312 : x
  2. Step 2: Convert to fraction form
    12,937,395,810.72/17,853,606,246.96 = 6,996,948,312/x
  3. Step 3: Cross multiply
    12,937,395,810.72x = 17,853,606,246.96 × 6,996,948,312
  4. Step 4: Simplify right side
    12,937,395,810.72x = 124,920,760,092,779,413,504
  5. Step 5: Solve for x
    x = 124,920,760,092,779,413,504/12,937,395,810.72
  6. Step 6: Final answer
    x = 9,655,788,685.79

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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.