Home / 112,856,326,048.51-155,741,755,368.36-62,107,268,712.10

Finding the Fourth Proportional to 112,856,326,048.51, 155,741,755,368.36 and 62,107,268,712.10

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Solution

The fourth proportional to 112,856,326,048.51, 155,741,755,368.36 and 62,107,268,712.10 is: 85,708,044,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,856,326,048.51 : 155,741,755,368.36 = 62,107,268,712.10 : x
  2. Step 2: Convert to fraction form
    112,856,326,048.51/155,741,755,368.36 = 62,107,268,712.10/x
  3. Step 3: Cross multiply
    112,856,326,048.51x = 155,741,755,368.36 × 62,107,268,712.10
  4. Step 4: Simplify right side
    112,856,326,048.51x = 9,672,695,050,356,876,378,112
  5. Step 5: Solve for x
    x = 9,672,695,050,356,876,378,112/112,856,326,048.51
  6. Step 6: Final answer
    x = 85,708,044,812.65

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1.5x scale

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.