Home / 195,266,875.16-269,450,478.28-115,868,255.72

Finding the Fourth Proportional to 195,266,875.16, 269,450,478.28 and 115,868,255.72

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Solution

The fourth proportional to 195,266,875.16, 269,450,478.28 and 115,868,255.72 is: 159,887,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,266,875.16 : 269,450,478.28 = 115,868,255.72 : x
  2. Step 2: Convert to fraction form
    195,266,875.16/269,450,478.28 = 115,868,255.72/x
  3. Step 3: Cross multiply
    195,266,875.16x = 269,450,478.28 × 115,868,255.72
  4. Step 4: Simplify right side
    195,266,875.16x = 31,220,756,921,223,344
  5. Step 5: Solve for x
    x = 31,220,756,921,223,344/195,266,875.16
  6. Step 6: Final answer
    x = 159,887,625.05

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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.