Home / 15,933,386,662.65-21,990,001,702.73-9,068,452,401.50

Finding the Fourth Proportional to 15,933,386,662.65, 21,990,001,702.73 and 9,068,452,401.50

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Solution

The fourth proportional to 15,933,386,662.65, 21,990,001,702.73 and 9,068,452,401.50 is: 12,515,561,692.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,933,386,662.65 : 21,990,001,702.73 = 9,068,452,401.50 : x
  2. Step 2: Convert to fraction form
    15,933,386,662.65/21,990,001,702.73 = 9,068,452,401.50/x
  3. Step 3: Cross multiply
    15,933,386,662.65x = 21,990,001,702.73 × 9,068,452,401.50
  4. Step 4: Simplify right side
    15,933,386,662.65x = 199,415,283,750,092,832,768
  5. Step 5: Solve for x
    x = 199,415,283,750,092,832,768/15,933,386,662.65
  6. Step 6: Final answer
    x = 12,515,561,692.70

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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.