Home / 71,880,486.40-107,747,246.40-35,432,819.20

Finding the Fourth Proportional to 71,880,486.40, 107,747,246.40 and 35,432,819.20

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Solution

The fourth proportional to 71,880,486.40, 107,747,246.40 and 35,432,819.20 is: 53,113,005.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,880,486.40 : 107,747,246.40 = 35,432,819.20 : x
  2. Step 2: Convert to fraction form
    71,880,486.40/107,747,246.40 = 35,432,819.20/x
  3. Step 3: Cross multiply
    71,880,486.40x = 107,747,246.40 × 35,432,819.20
  4. Step 4: Simplify right side
    71,880,486.40x = 3,817,788,700,989,051.50
  5. Step 5: Solve for x
    x = 3,817,788,700,989,051.50/71,880,486.40
  6. Step 6: Final answer
    x = 53,113,005.94

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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.