Home / 2,181,895,865.60-3,010,269,425.28-1,241,863,312.64

Finding the Fourth Proportional to 2,181,895,865.60, 3,010,269,425.28 and 1,241,863,312.64

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Solution

The fourth proportional to 2,181,895,865.60, 3,010,269,425.28 and 1,241,863,312.64 is: 1,713,346,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,895,865.60 : 3,010,269,425.28 = 1,241,863,312.64 : x
  2. Step 2: Convert to fraction form
    2,181,895,865.60/3,010,269,425.28 = 1,241,863,312.64/x
  3. Step 3: Cross multiply
    2,181,895,865.60x = 3,010,269,425.28 × 1,241,863,312.64
  4. Step 4: Simplify right side
    2,181,895,865.60x = 3,738,343,160,417,130,496
  5. Step 5: Solve for x
    x = 3,738,343,160,417,130,496/2,181,895,865.60
  6. Step 6: Final answer
    x = 1,713,346,278.05

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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.