Home / 243,881,618.97-336,547,622.12-132,370,065.59

Finding the Fourth Proportional to 243,881,618.97, 336,547,622.12 and 132,370,065.59

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Solution

The fourth proportional to 243,881,618.97, 336,547,622.12 and 132,370,065.59 is: 182,665,799.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,881,618.97 : 336,547,622.12 = 132,370,065.59 : x
  2. Step 2: Convert to fraction form
    243,881,618.97/336,547,622.12 = 132,370,065.59/x
  3. Step 3: Cross multiply
    243,881,618.97x = 336,547,622.12 × 132,370,065.59
  4. Step 4: Simplify right side
    243,881,618.97x = 44,548,830,814,794,712
  5. Step 5: Solve for x
    x = 44,548,830,814,794,712/243,881,618.97
  6. Step 6: Final answer
    x = 182,665,799.10

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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.