Home / 308,547,209.52-425,807,425.44-169,322,953.68

Finding the Fourth Proportional to 308,547,209.52, 425,807,425.44 and 169,322,953.68

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Solution

The fourth proportional to 308,547,209.52, 425,807,425.44 and 169,322,953.68 is: 233,672,413.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,547,209.52 : 425,807,425.44 = 169,322,953.68 : x
  2. Step 2: Convert to fraction form
    308,547,209.52/425,807,425.44 = 169,322,953.68/x
  3. Step 3: Cross multiply
    308,547,209.52x = 425,807,425.44 × 169,322,953.68
  4. Step 4: Simplify right side
    308,547,209.52x = 72,098,970,974,377,184
  5. Step 5: Solve for x
    x = 72,098,970,974,377,184/308,547,209.52
  6. Step 6: Final answer
    x = 233,672,413.00

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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.