Home / 251,495,861.35-377,243,703.24-67,258,549.11

Finding the Fourth Proportional to 251,495,861.35, 377,243,703.24 and 67,258,549.11

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Solution

The fourth proportional to 251,495,861.35, 377,243,703.24 and 67,258,549.11 is: 100,887,799.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,495,861.35 : 377,243,703.24 = 67,258,549.11 : x
  2. Step 2: Convert to fraction form
    251,495,861.35/377,243,703.24 = 67,258,549.11/x
  3. Step 3: Cross multiply
    251,495,861.35x = 377,243,703.24 × 67,258,549.11
  4. Step 4: Simplify right side
    251,495,861.35x = 25,372,864,140,805,808
  5. Step 5: Solve for x
    x = 25,372,864,140,805,808/251,495,861.35
  6. Step 6: Final answer
    x = 100,887,799.92

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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.