Home / 1,386,861,074.60-1,913,867,821.14-760,316,050.04

Finding the Fourth Proportional to 1,386,861,074.60, 1,913,867,821.14 and 760,316,050.04

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Solution

The fourth proportional to 1,386,861,074.60, 1,913,867,821.14 and 760,316,050.04 is: 1,049,235,895.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,861,074.60 : 1,913,867,821.14 = 760,316,050.04 : x
  2. Step 2: Convert to fraction form
    1,386,861,074.60/1,913,867,821.14 = 760,316,050.04/x
  3. Step 3: Cross multiply
    1,386,861,074.60x = 1,913,867,821.14 × 760,316,050.04
  4. Step 4: Simplify right side
    1,386,861,074.60x = 1,455,144,422,067,825,920
  5. Step 5: Solve for x
    x = 1,455,144,422,067,825,920/1,386,861,074.60
  6. Step 6: Final answer
    x = 1,049,235,895.88

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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.