Home / 868,761,028.70-1,303,141,543.05-460,614,340.70

Finding the Fourth Proportional to 868,761,028.70, 1,303,141,543.05 and 460,614,340.70

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Solution

The fourth proportional to 868,761,028.70, 1,303,141,543.05 and 460,614,340.70 is: 690,921,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,761,028.70 : 1,303,141,543.05 = 460,614,340.70 : x
  2. Step 2: Convert to fraction form
    868,761,028.70/1,303,141,543.05 = 460,614,340.70/x
  3. Step 3: Cross multiply
    868,761,028.70x = 1,303,141,543.05 × 460,614,340.70
  4. Step 4: Simplify right side
    868,761,028.70x = 600,245,682,690,756,352
  5. Step 5: Solve for x
    x = 600,245,682,690,756,352/868,761,028.70
  6. Step 6: Final answer
    x = 690,921,511.05

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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.