Home / 100,008,003.60-149,788,056.60-59,697,219.60

Finding the Fourth Proportional to 100,008,003.60, 149,788,056.60 and 59,697,219.60

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Solution

The fourth proportional to 100,008,003.60, 149,788,056.60 and 59,697,219.60 is: 89,412,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,008,003.60 : 149,788,056.60 = 59,697,219.60 : x
  2. Step 2: Convert to fraction form
    100,008,003.60/149,788,056.60 = 59,697,219.60/x
  3. Step 3: Cross multiply
    100,008,003.60x = 149,788,056.60 × 59,697,219.60
  4. Step 4: Simplify right side
    100,008,003.60x = 8,941,930,508,307,429
  5. Step 5: Solve for x
    x = 8,941,930,508,307,429/100,008,003.60
  6. Step 6: Final answer
    x = 89,412,148.89

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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.