Home / 575,206,714.80-862,810,072.20-479,547,334.80

Finding the Fourth Proportional to 575,206,714.80, 862,810,072.20 and 479,547,334.80

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Solution

The fourth proportional to 575,206,714.80, 862,810,072.20 and 479,547,334.80 is: 719,321,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,206,714.80 : 862,810,072.20 = 479,547,334.80 : x
  2. Step 2: Convert to fraction form
    575,206,714.80/862,810,072.20 = 479,547,334.80/x
  3. Step 3: Cross multiply
    575,206,714.80x = 862,810,072.20 × 479,547,334.80
  4. Step 4: Simplify right side
    575,206,714.80x = 413,758,270,562,105,600
  5. Step 5: Solve for x
    x = 413,758,270,562,105,600/575,206,714.80
  6. Step 6: Final answer
    x = 719,321,002.20

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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.