Home / 70,307,649.60-105,373,000.80-62,345,025.60

Finding the Fourth Proportional to 70,307,649.60, 105,373,000.80 and 62,345,025.60

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Solution

The fourth proportional to 70,307,649.60, 105,373,000.80 and 62,345,025.60 is: 93,439,084.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,307,649.60 : 105,373,000.80 = 62,345,025.60 : x
  2. Step 2: Convert to fraction form
    70,307,649.60/105,373,000.80 = 62,345,025.60/x
  3. Step 3: Cross multiply
    70,307,649.60x = 105,373,000.80 × 62,345,025.60
  4. Step 4: Simplify right side
    70,307,649.60x = 6,569,482,432,424,820
  5. Step 5: Solve for x
    x = 6,569,482,432,424,820/70,307,649.60
  6. Step 6: Final answer
    x = 93,439,084.79

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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.