Home / 963,627,797.46-1,329,688,793.93-540,143,722.20

Finding the Fourth Proportional to 963,627,797.46, 1,329,688,793.93 and 540,143,722.20

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Solution

The fourth proportional to 963,627,797.46, 1,329,688,793.93 and 540,143,722.20 is: 745,332,436.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,627,797.46 : 1,329,688,793.93 = 540,143,722.20 : x
  2. Step 2: Convert to fraction form
    963,627,797.46/1,329,688,793.93 = 540,143,722.20/x
  3. Step 3: Cross multiply
    963,627,797.46x = 1,329,688,793.93 × 540,143,722.20
  4. Step 4: Simplify right side
    963,627,797.46x = 718,223,054,517,654,784
  5. Step 5: Solve for x
    x = 718,223,054,517,654,784/963,627,797.46
  6. Step 6: Final answer
    x = 745,332,436.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.