Home / 155,909,660,672.88-233,827,045,654.08-71,982,754,826.40

Finding the Fourth Proportional to 155,909,660,672.88, 233,827,045,654.08 and 71,982,754,826.40

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Solution

The fourth proportional to 155,909,660,672.88, 233,827,045,654.08 and 71,982,754,826.40 is: 107,956,843,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,909,660,672.88 : 233,827,045,654.08 = 71,982,754,826.40 : x
  2. Step 2: Convert to fraction form
    155,909,660,672.88/233,827,045,654.08 = 71,982,754,826.40/x
  3. Step 3: Cross multiply
    155,909,660,672.88x = 233,827,045,654.08 × 71,982,754,826.40
  4. Step 4: Simplify right side
    155,909,660,672.88x = 16,831,514,899,099,078,885,376
  5. Step 5: Solve for x
    x = 16,831,514,899,099,078,885,376/155,909,660,672.88
  6. Step 6: Final answer
    x = 107,956,843,895.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.