Home / 99,897,795.60-149,846,693.40-52,022,518.80

Finding the Fourth Proportional to 99,897,795.60, 149,846,693.40 and 52,022,518.80

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Solution

The fourth proportional to 99,897,795.60, 149,846,693.40 and 52,022,518.80 is: 78,033,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,897,795.60 : 149,846,693.40 = 52,022,518.80 : x
  2. Step 2: Convert to fraction form
    99,897,795.60/149,846,693.40 = 52,022,518.80/x
  3. Step 3: Cross multiply
    99,897,795.60x = 149,846,693.40 × 52,022,518.80
  4. Step 4: Simplify right side
    99,897,795.60x = 7,795,402,424,519,336
  5. Step 5: Solve for x
    x = 7,795,402,424,519,336/99,897,795.60
  6. Step 6: Final answer
    x = 78,033,778.20

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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.