Home / 873,254,378.10-1,309,881,567.15-801,828,707.70

Finding the Fourth Proportional to 873,254,378.10, 1,309,881,567.15 and 801,828,707.70

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Solution

The fourth proportional to 873,254,378.10, 1,309,881,567.15 and 801,828,707.70 is: 1,202,743,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,254,378.10 : 1,309,881,567.15 = 801,828,707.70 : x
  2. Step 2: Convert to fraction form
    873,254,378.10/1,309,881,567.15 = 801,828,707.70/x
  3. Step 3: Cross multiply
    873,254,378.10x = 1,309,881,567.15 × 801,828,707.70
  4. Step 4: Simplify right side
    873,254,378.10x = 1,050,300,644,227,935,360
  5. Step 5: Solve for x
    x = 1,050,300,644,227,935,360/873,254,378.10
  6. Step 6: Final answer
    x = 1,202,743,061.55

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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.