Home / 825,019,851,947.44-1,138,527,450,437-459,206,204,690.20

Finding the Fourth Proportional to 825,019,851,947.44, 1,138,527,450,437 and 459,206,204,690.20

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Solution

The fourth proportional to 825,019,851,947.44, 1,138,527,450,437 and 459,206,204,690.20 is: 633,704,592,946.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,019,851,947.44 : 1,138,527,450,437 = 459,206,204,690.20 : x
  2. Step 2: Convert to fraction form
    825,019,851,947.44/1,138,527,450,437 = 459,206,204,690.20/x
  3. Step 3: Cross multiply
    825,019,851,947.44x = 1,138,527,450,437 × 459,206,204,690.20
  4. Step 4: Simplify right side
    825,019,851,947.44x = 522,818,869,450,784,574,013,440
  5. Step 5: Solve for x
    x = 522,818,869,450,784,574,013,440/825,019,851,947.44
  6. Step 6: Final answer
    x = 633,704,592,946.08

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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.