Home / 105,025,335.07-144,800,229.16-86,117,254.10

Finding the Fourth Proportional to 105,025,335.07, 144,800,229.16 and 86,117,254.10

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Solution

The fourth proportional to 105,025,335.07, 144,800,229.16 and 86,117,254.10 is: 118,731,333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,025,335.07 : 144,800,229.16 = 86,117,254.10 : x
  2. Step 2: Convert to fraction form
    105,025,335.07/144,800,229.16 = 86,117,254.10/x
  3. Step 3: Cross multiply
    105,025,335.07x = 144,800,229.16 × 86,117,254.10
  4. Step 4: Simplify right side
    105,025,335.07x = 12,469,798,128,309,948
  5. Step 5: Solve for x
    x = 12,469,798,128,309,948/105,025,335.07
  6. Step 6: Final answer
    x = 118,731,333.92

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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.