Home / 93,254,831.80-139,882,247.70-87,581,462.20

Finding the Fourth Proportional to 93,254,831.80, 139,882,247.70 and 87,581,462.20

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Solution

The fourth proportional to 93,254,831.80, 139,882,247.70 and 87,581,462.20 is: 131,372,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,254,831.80 : 139,882,247.70 = 87,581,462.20 : x
  2. Step 2: Convert to fraction form
    93,254,831.80/139,882,247.70 = 87,581,462.20/x
  3. Step 3: Cross multiply
    93,254,831.80x = 139,882,247.70 × 87,581,462.20
  4. Step 4: Simplify right side
    93,254,831.80x = 12,251,091,789,388,586
  5. Step 5: Solve for x
    x = 12,251,091,789,388,586/93,254,831.80
  6. Step 6: Final answer
    x = 131,372,193.30

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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.