Home / 1,143,119,909.55-1,574,566,224.71-808,016,320.23

Finding the Fourth Proportional to 1,143,119,909.55, 1,574,566,224.71 and 808,016,320.23

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Solution

The fourth proportional to 1,143,119,909.55, 1,574,566,224.71 and 808,016,320.23 is: 1,112,984,907.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,119,909.55 : 1,574,566,224.71 = 808,016,320.23 : x
  2. Step 2: Convert to fraction form
    1,143,119,909.55/1,574,566,224.71 = 808,016,320.23/x
  3. Step 3: Cross multiply
    1,143,119,909.55x = 1,574,566,224.71 × 808,016,320.23
  4. Step 4: Simplify right side
    1,143,119,909.55x = 1,272,275,206,840,744,704
  5. Step 5: Solve for x
    x = 1,272,275,206,840,744,704/1,143,119,909.55
  6. Step 6: Final answer
    x = 1,112,984,907.55

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Double scale
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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.