Home / 2,140,913,266.38-2,954,220,681.76-1,188,334,159.31

Finding the Fourth Proportional to 2,140,913,266.38, 2,954,220,681.76 and 1,188,334,159.31

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Solution

The fourth proportional to 2,140,913,266.38, 2,954,220,681.76 and 1,188,334,159.31 is: 1,639,768,133.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,913,266.38 : 2,954,220,681.76 = 1,188,334,159.31 : x
  2. Step 2: Convert to fraction form
    2,140,913,266.38/2,954,220,681.76 = 1,188,334,159.31/x
  3. Step 3: Cross multiply
    2,140,913,266.38x = 2,954,220,681.76 × 1,188,334,159.31
  4. Step 4: Simplify right side
    2,140,913,266.38x = 3,510,601,350,268,673,536
  5. Step 5: Solve for x
    x = 3,510,601,350,268,673,536/2,140,913,266.38
  6. Step 6: Final answer
    x = 1,639,768,133.25

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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.