Home / 70,884,086.20-106,326,129.30-60,302,505.40

Finding the Fourth Proportional to 70,884,086.20, 106,326,129.30 and 60,302,505.40

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Solution

The fourth proportional to 70,884,086.20, 106,326,129.30 and 60,302,505.40 is: 90,453,758.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,884,086.20 : 106,326,129.30 = 60,302,505.40 : x
  2. Step 2: Convert to fraction form
    70,884,086.20/106,326,129.30 = 60,302,505.40/x
  3. Step 3: Cross multiply
    70,884,086.20x = 106,326,129.30 × 60,302,505.40
  4. Step 4: Simplify right side
    70,884,086.20x = 6,411,731,986,274,348
  5. Step 5: Solve for x
    x = 6,411,731,986,274,348/70,884,086.20
  6. Step 6: Final answer
    x = 90,453,758.10

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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.