Home / 185,559,569.71-256,057,272.69-107,248,195.42

Finding the Fourth Proportional to 185,559,569.71, 256,057,272.69 and 107,248,195.42

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Solution

The fourth proportional to 185,559,569.71, 256,057,272.69 and 107,248,195.42 is: 147,993,878.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,559,569.71 : 256,057,272.69 = 107,248,195.42 : x
  2. Step 2: Convert to fraction form
    185,559,569.71/256,057,272.69 = 107,248,195.42/x
  3. Step 3: Cross multiply
    185,559,569.71x = 256,057,272.69 × 107,248,195.42
  4. Step 4: Simplify right side
    185,559,569.71x = 27,461,680,420,169,348
  5. Step 5: Solve for x
    x = 27,461,680,420,169,348/185,559,569.71
  6. Step 6: Final answer
    x = 147,993,878.53

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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.