Home / 157,788,009.30-236,682,013.95-88,913,255.70

Finding the Fourth Proportional to 157,788,009.30, 236,682,013.95 and 88,913,255.70

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Solution

The fourth proportional to 157,788,009.30, 236,682,013.95 and 88,913,255.70 is: 133,369,883.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,009.30 : 236,682,013.95 = 88,913,255.70 : x
  2. Step 2: Convert to fraction form
    157,788,009.30/236,682,013.95 = 88,913,255.70/x
  3. Step 3: Cross multiply
    157,788,009.30x = 236,682,013.95 × 88,913,255.70
  4. Step 4: Simplify right side
    157,788,009.30x = 21,044,168,425,927,316
  5. Step 5: Solve for x
    x = 21,044,168,425,927,316/157,788,009.30
  6. Step 6: Final answer
    x = 133,369,883.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.