Home / 61,898,128.32-85,420,191.14-34,023,881.80

Finding the Fourth Proportional to 61,898,128.32, 85,420,191.14 and 34,023,881.80

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Solution

The fourth proportional to 61,898,128.32, 85,420,191.14 and 34,023,881.80 is: 46,953,382.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,898,128.32 : 85,420,191.14 = 34,023,881.80 : x
  2. Step 2: Convert to fraction form
    61,898,128.32/85,420,191.14 = 34,023,881.80/x
  3. Step 3: Cross multiply
    61,898,128.32x = 85,420,191.14 × 34,023,881.80
  4. Step 4: Simplify right side
    61,898,128.32x = 2,906,326,486,680,767
  5. Step 5: Solve for x
    x = 2,906,326,486,680,767/61,898,128.32
  6. Step 6: Final answer
    x = 46,953,382.36

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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.