Home / 70,730,777.76-106,095,816.72-61,116,900.96

Finding the Fourth Proportional to 70,730,777.76, 106,095,816.72 and 61,116,900.96

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Solution

The fourth proportional to 70,730,777.76, 106,095,816.72 and 61,116,900.96 is: 91,675,049.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,730,777.76 : 106,095,816.72 = 61,116,900.96 : x
  2. Step 2: Convert to fraction form
    70,730,777.76/106,095,816.72 = 61,116,900.96/x
  3. Step 3: Cross multiply
    70,730,777.76x = 106,095,816.72 × 61,116,900.96
  4. Step 4: Simplify right side
    70,730,777.76x = 6,484,247,522,746,552
  5. Step 5: Solve for x
    x = 6,484,247,522,746,552/70,730,777.76
  6. Step 6: Final answer
    x = 91,675,049.08

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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.