Home / 825,019,853,803.44-1,138,527,452,989.60-459,206,206,547.16

Finding the Fourth Proportional to 825,019,853,803.44, 1,138,527,452,989.60 and 459,206,206,547.16

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Solution

The fourth proportional to 825,019,853,803.44, 1,138,527,452,989.60 and 459,206,206,547.16 is: 633,704,595,503.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,019,853,803.44 : 1,138,527,452,989.60 = 459,206,206,547.16 : x
  2. Step 2: Convert to fraction form
    825,019,853,803.44/1,138,527,452,989.60 = 459,206,206,547.16/x
  3. Step 3: Cross multiply
    825,019,853,803.44x = 1,138,527,452,989.60 × 459,206,206,547.16
  4. Step 4: Simplify right side
    825,019,853,803.44x = 522,818,872,737,154,298,019,840
  5. Step 5: Solve for x
    x = 522,818,872,737,154,298,019,840/825,019,853,803.44
  6. Step 6: Final answer
    x = 633,704,595,503.85

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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.