Home / 70,902,311.10-106,353,466.65-60,698,643.90

Finding the Fourth Proportional to 70,902,311.10, 106,353,466.65 and 60,698,643.90

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Solution

The fourth proportional to 70,902,311.10, 106,353,466.65 and 60,698,643.90 is: 91,047,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,902,311.10 : 106,353,466.65 = 60,698,643.90 : x
  2. Step 2: Convert to fraction form
    70,902,311.10/106,353,466.65 = 60,698,643.90/x
  3. Step 3: Cross multiply
    70,902,311.10x = 106,353,466.65 × 60,698,643.90
  4. Step 4: Simplify right side
    70,902,311.10x = 6,455,511,199,718,876
  5. Step 5: Solve for x
    x = 6,455,511,199,718,876/70,902,311.10
  6. Step 6: Final answer
    x = 91,047,965.85

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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.