Home / 488,016,831.80-732,025,247.70-164,896,038.20

Finding the Fourth Proportional to 488,016,831.80, 732,025,247.70 and 164,896,038.20

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Solution

The fourth proportional to 488,016,831.80, 732,025,247.70 and 164,896,038.20 is: 247,344,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,016,831.80 : 732,025,247.70 = 164,896,038.20 : x
  2. Step 2: Convert to fraction form
    488,016,831.80/732,025,247.70 = 164,896,038.20/x
  3. Step 3: Cross multiply
    488,016,831.80x = 732,025,247.70 × 164,896,038.20
  4. Step 4: Simplify right side
    488,016,831.80x = 120,708,063,208,103,664
  5. Step 5: Solve for x
    x = 120,708,063,208,103,664/488,016,831.80
  6. Step 6: Final answer
    x = 247,344,057.30

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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.