Home / 1,990,657,614.80-2,985,986,422.20-1,442,829,083.60

Finding the Fourth Proportional to 1,990,657,614.80, 2,985,986,422.20 and 1,442,829,083.60

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Solution

The fourth proportional to 1,990,657,614.80, 2,985,986,422.20 and 1,442,829,083.60 is: 2,164,243,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,657,614.80 : 2,985,986,422.20 = 1,442,829,083.60 : x
  2. Step 2: Convert to fraction form
    1,990,657,614.80/2,985,986,422.20 = 1,442,829,083.60/x
  3. Step 3: Cross multiply
    1,990,657,614.80x = 2,985,986,422.20 × 1,442,829,083.60
  4. Step 4: Simplify right side
    1,990,657,614.80x = 4,308,268,053,184,868,352
  5. Step 5: Solve for x
    x = 4,308,268,053,184,868,352/1,990,657,614.80
  6. Step 6: Final answer
    x = 2,164,243,625.40

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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.