Home / 103,281,503.19-142,522,900.05-59,230,358.70

Finding the Fourth Proportional to 103,281,503.19, 142,522,900.05 and 59,230,358.70

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Solution

The fourth proportional to 103,281,503.19, 142,522,900.05 and 59,230,358.70 is: 81,734,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,281,503.19 : 142,522,900.05 = 59,230,358.70 : x
  2. Step 2: Convert to fraction form
    103,281,503.19/142,522,900.05 = 59,230,358.70/x
  3. Step 3: Cross multiply
    103,281,503.19x = 142,522,900.05 × 59,230,358.70
  4. Step 4: Simplify right side
    103,281,503.19x = 8,441,682,492,925,749
  5. Step 5: Solve for x
    x = 8,441,682,492,925,749/103,281,503.19
  6. Step 6: Final answer
    x = 81,734,698.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.