Home / 1,502,120,619.86-2,252,719,773.12-1,038,759,661.58

Finding the Fourth Proportional to 1,502,120,619.86, 2,252,719,773.12 and 1,038,759,661.58

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Solution

The fourth proportional to 1,502,120,619.86, 2,252,719,773.12 and 1,038,759,661.58 is: 1,557,820,589.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,120,619.86 : 2,252,719,773.12 = 1,038,759,661.58 : x
  2. Step 2: Convert to fraction form
    1,502,120,619.86/2,252,719,773.12 = 1,038,759,661.58/x
  3. Step 3: Cross multiply
    1,502,120,619.86x = 2,252,719,773.12 × 1,038,759,661.58
  4. Step 4: Simplify right side
    1,502,120,619.86x = 2,340,034,429,160,705,536
  5. Step 5: Solve for x
    x = 2,340,034,429,160,705,536/1,502,120,619.86
  6. Step 6: Final answer
    x = 1,557,820,589.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.