Home / 469,680,040.80-704,520,061.20-286,014,031.20

Finding the Fourth Proportional to 469,680,040.80, 704,520,061.20 and 286,014,031.20

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Solution

The fourth proportional to 469,680,040.80, 704,520,061.20 and 286,014,031.20 is: 429,021,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,680,040.80 : 704,520,061.20 = 286,014,031.20 : x
  2. Step 2: Convert to fraction form
    469,680,040.80/704,520,061.20 = 286,014,031.20/x
  3. Step 3: Cross multiply
    469,680,040.80x = 704,520,061.20 × 286,014,031.20
  4. Step 4: Simplify right side
    469,680,040.80x = 201,502,622,765,082,720
  5. Step 5: Solve for x
    x = 201,502,622,765,082,720/469,680,040.80
  6. Step 6: Final answer
    x = 429,021,046.80

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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.