Home / 243,874,769.61-336,547,551.59-132,365,651.12

Finding the Fourth Proportional to 243,874,769.61, 336,547,551.59 and 132,365,651.12

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Solution

The fourth proportional to 243,874,769.61, 336,547,551.59 and 132,365,651.12 is: 182,664,799.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,874,769.61 : 336,547,551.59 = 132,365,651.12 : x
  2. Step 2: Convert to fraction form
    243,874,769.61/336,547,551.59 = 132,365,651.12/x
  3. Step 3: Cross multiply
    243,874,769.61x = 336,547,551.59 × 132,365,651.12
  4. Step 4: Simplify right side
    243,874,769.61x = 44,547,335,800,224,424
  5. Step 5: Solve for x
    x = 44,547,335,800,224,424/243,874,769.61
  6. Step 6: Final answer
    x = 182,664,799.12

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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.