Home / 157,620,811.40-236,033,085.90-103,474,968.20

Finding the Fourth Proportional to 157,620,811.40, 236,033,085.90 and 103,474,968.20

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Solution

The fourth proportional to 157,620,811.40, 236,033,085.90 and 103,474,968.20 is: 154,951,086.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,620,811.40 : 236,033,085.90 = 103,474,968.20 : x
  2. Step 2: Convert to fraction form
    157,620,811.40/236,033,085.90 = 103,474,968.20/x
  3. Step 3: Cross multiply
    157,620,811.40x = 236,033,085.90 × 103,474,968.20
  4. Step 4: Simplify right side
    157,620,811.40x = 24,423,516,057,650,368
  5. Step 5: Solve for x
    x = 24,423,516,057,650,368/157,620,811.40
  6. Step 6: Final answer
    x = 154,951,086.98

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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.