Home / 704,736,180.30-1,057,104,270.45-429,237,165.90

Finding the Fourth Proportional to 704,736,180.30, 1,057,104,270.45 and 429,237,165.90

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Solution

The fourth proportional to 704,736,180.30, 1,057,104,270.45 and 429,237,165.90 is: 643,855,748.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,736,180.30 : 1,057,104,270.45 = 429,237,165.90 : x
  2. Step 2: Convert to fraction form
    704,736,180.30/1,057,104,270.45 = 429,237,165.90/x
  3. Step 3: Cross multiply
    704,736,180.30x = 1,057,104,270.45 × 429,237,165.90
  4. Step 4: Simplify right side
    704,736,180.30x = 453,748,441,108,745,088
  5. Step 5: Solve for x
    x = 453,748,441,108,745,088/704,736,180.30
  6. Step 6: Final answer
    x = 643,855,748.85

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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.