Home / 1,034,508,003.70-1,551,762,005.55-543,031,366.90

Finding the Fourth Proportional to 1,034,508,003.70, 1,551,762,005.55 and 543,031,366.90

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Solution

The fourth proportional to 1,034,508,003.70, 1,551,762,005.55 and 543,031,366.90 is: 814,547,050.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,508,003.70 : 1,551,762,005.55 = 543,031,366.90 : x
  2. Step 2: Convert to fraction form
    1,034,508,003.70/1,551,762,005.55 = 543,031,366.90/x
  3. Step 3: Cross multiply
    1,034,508,003.70x = 1,551,762,005.55 × 543,031,366.90
  4. Step 4: Simplify right side
    1,034,508,003.70x = 842,655,442,977,301,760
  5. Step 5: Solve for x
    x = 842,655,442,977,301,760/1,034,508,003.70
  6. Step 6: Final answer
    x = 814,547,050.35

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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.