Home / 237,857,807.17-328,246,013.88-133,438,120.51

Finding the Fourth Proportional to 237,857,807.17, 328,246,013.88 and 133,438,120.51

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Solution

The fourth proportional to 237,857,807.17, 328,246,013.88 and 133,438,120.51 is: 184,145,862.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,857,807.17 : 328,246,013.88 = 133,438,120.51 : x
  2. Step 2: Convert to fraction form
    237,857,807.17/328,246,013.88 = 133,438,120.51/x
  3. Step 3: Cross multiply
    237,857,807.17x = 328,246,013.88 × 133,438,120.51
  4. Step 4: Simplify right side
    237,857,807.17x = 43,800,531,156,128,368
  5. Step 5: Solve for x
    x = 43,800,531,156,128,368/237,857,807.17
  6. Step 6: Final answer
    x = 184,145,862.93

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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.