Home / 70,225,652.70-105,338,479.05-61,722,596.70

Finding the Fourth Proportional to 70,225,652.70, 105,338,479.05 and 61,722,596.70

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Solution

The fourth proportional to 70,225,652.70, 105,338,479.05 and 61,722,596.70 is: 92,583,895.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,225,652.70 : 105,338,479.05 = 61,722,596.70 : x
  2. Step 2: Convert to fraction form
    70,225,652.70/105,338,479.05 = 61,722,596.70/x
  3. Step 3: Cross multiply
    70,225,652.70x = 105,338,479.05 × 61,722,596.70
  4. Step 4: Simplify right side
    70,225,652.70x = 6,501,764,459,394,549
  5. Step 5: Solve for x
    x = 6,501,764,459,394,549/70,225,652.70
  6. Step 6: Final answer
    x = 92,583,895.05

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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.