Home / 242,638,280.70-363,957,421.05-106,589,384.70

Finding the Fourth Proportional to 242,638,280.70, 363,957,421.05 and 106,589,384.70

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Solution

The fourth proportional to 242,638,280.70, 363,957,421.05 and 106,589,384.70 is: 159,884,077.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,638,280.70 : 363,957,421.05 = 106,589,384.70 : x
  2. Step 2: Convert to fraction form
    242,638,280.70/363,957,421.05 = 106,589,384.70/x
  3. Step 3: Cross multiply
    242,638,280.70x = 363,957,421.05 × 106,589,384.70
  4. Step 4: Simplify right side
    242,638,280.70x = 38,793,997,566,718,328
  5. Step 5: Solve for x
    x = 38,793,997,566,718,328/242,638,280.70
  6. Step 6: Final answer
    x = 159,884,077.05

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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.