Home / 445,343,448.16-614,545,945.52-269,027,070.72

Finding the Fourth Proportional to 445,343,448.16, 614,545,945.52 and 269,027,070.72

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Solution

The fourth proportional to 445,343,448.16, 614,545,945.52 and 269,027,070.72 is: 371,240,435.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,343,448.16 : 614,545,945.52 = 269,027,070.72 : x
  2. Step 2: Convert to fraction form
    445,343,448.16/614,545,945.52 = 269,027,070.72/x
  3. Step 3: Cross multiply
    445,343,448.16x = 614,545,945.52 × 269,027,070.72
  4. Step 4: Simplify right side
    445,343,448.16x = 165,329,495,546,098,304
  5. Step 5: Solve for x
    x = 165,329,495,546,098,304/445,343,448.16
  6. Step 6: Final answer
    x = 371,240,435.28

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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.