Home / 157,465,511.10-236,198,266.65-143,356,736.70

Finding the Fourth Proportional to 157,465,511.10, 236,198,266.65 and 143,356,736.70

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Solution

The fourth proportional to 157,465,511.10, 236,198,266.65 and 143,356,736.70 is: 215,035,105.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,511.10 : 236,198,266.65 = 143,356,736.70 : x
  2. Step 2: Convert to fraction form
    157,465,511.10/236,198,266.65 = 143,356,736.70/x
  3. Step 3: Cross multiply
    157,465,511.10x = 236,198,266.65 × 143,356,736.70
  4. Step 4: Simplify right side
    157,465,511.10x = 33,860,612,721,140,440
  5. Step 5: Solve for x
    x = 33,860,612,721,140,440/157,465,511.10
  6. Step 6: Final answer
    x = 215,035,105.05

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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.