Home / 139,955,062.56-209,931,845.76-36,324,192.12

Finding the Fourth Proportional to 139,955,062.56, 209,931,845.76 and 36,324,192.12

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Solution

The fourth proportional to 139,955,062.56, 209,931,845.76 and 36,324,192.12 is: 54,486,094.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,955,062.56 : 209,931,845.76 = 36,324,192.12 : x
  2. Step 2: Convert to fraction form
    139,955,062.56/209,931,845.76 = 36,324,192.12/x
  3. Step 3: Cross multiply
    139,955,062.56x = 209,931,845.76 × 36,324,192.12
  4. Step 4: Simplify right side
    139,955,062.56x = 7,625,604,697,492,447
  5. Step 5: Solve for x
    x = 7,625,604,697,492,447/139,955,062.56
  6. Step 6: Final answer
    x = 54,486,094.02

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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.