Home / 451,547,809.60-677,321,714.40-144,870,923.20

Finding the Fourth Proportional to 451,547,809.60, 677,321,714.40 and 144,870,923.20

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Solution

The fourth proportional to 451,547,809.60, 677,321,714.40 and 144,870,923.20 is: 217,306,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,547,809.60 : 677,321,714.40 = 144,870,923.20 : x
  2. Step 2: Convert to fraction form
    451,547,809.60/677,321,714.40 = 144,870,923.20/x
  3. Step 3: Cross multiply
    451,547,809.60x = 677,321,714.40 × 144,870,923.20
  4. Step 4: Simplify right side
    451,547,809.60x = 98,124,222,068,534,720
  5. Step 5: Solve for x
    x = 98,124,222,068,534,720/451,547,809.60
  6. Step 6: Final answer
    x = 217,306,384.80

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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.