Home / 867,087,366.20-1,300,253,135.70-349,345,734.20

Finding the Fourth Proportional to 867,087,366.20, 1,300,253,135.70 and 349,345,734.20

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Solution

The fourth proportional to 867,087,366.20, 1,300,253,135.70 and 349,345,734.20 is: 523,866,341.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,087,366.20 : 1,300,253,135.70 = 349,345,734.20 : x
  2. Step 2: Convert to fraction form
    867,087,366.20/1,300,253,135.70 = 349,345,734.20/x
  3. Step 3: Cross multiply
    867,087,366.20x = 1,300,253,135.70 × 349,345,734.20
  4. Step 4: Simplify right side
    867,087,366.20x = 454,237,886,336,968,704
  5. Step 5: Solve for x
    x = 454,237,886,336,968,704/867,087,366.20
  6. Step 6: Final answer
    x = 523,866,341.55

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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.