Home / 352,350,162.40-528,714,200.40-147,898,904.80

Finding the Fourth Proportional to 352,350,162.40, 528,714,200.40 and 147,898,904.80

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Solution

The fourth proportional to 352,350,162.40, 528,714,200.40 and 147,898,904.80 is: 221,927,671.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,350,162.40 : 528,714,200.40 = 147,898,904.80 : x
  2. Step 2: Convert to fraction form
    352,350,162.40/528,714,200.40 = 147,898,904.80/x
  3. Step 3: Cross multiply
    352,350,162.40x = 528,714,200.40 × 147,898,904.80
  4. Step 4: Simplify right side
    352,350,162.40x = 78,196,251,191,367,728
  5. Step 5: Solve for x
    x = 78,196,251,191,367,728/352,350,162.40
  6. Step 6: Final answer
    x = 221,927,671.78

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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.