Home / 1,395,872,206,158.50-2,090,876,103,709.90-885,668,352,005.10

Finding the Fourth Proportional to 1,395,872,206,158.50, 2,090,876,103,709.90 and 885,668,352,005.10

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Solution

The fourth proportional to 1,395,872,206,158.50, 2,090,876,103,709.90 and 885,668,352,005.10 is: 1,326,642,069,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,872,206,158.50 : 2,090,876,103,709.90 = 885,668,352,005.10 : x
  2. Step 2: Convert to fraction form
    1,395,872,206,158.50/2,090,876,103,709.90 = 885,668,352,005.10/x
  3. Step 3: Cross multiply
    1,395,872,206,158.50x = 2,090,876,103,709.90 × 885,668,352,005.10
  4. Step 4: Simplify right side
    1,395,872,206,158.50x = 1,851,822,793,019,591,680,327,680
  5. Step 5: Solve for x
    x = 1,851,822,793,019,591,680,327,680/1,395,872,206,158.50
  6. Step 6: Final answer
    x = 1,326,642,069,989.98

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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.