Home / 8,668,064,726.55-12,998,907,889.94-2,994,209,320.05

Finding the Fourth Proportional to 8,668,064,726.55, 12,998,907,889.94 and 2,994,209,320.05

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Solution

The fourth proportional to 8,668,064,726.55, 12,998,907,889.94 and 2,994,209,320.05 is: 4,490,212,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668,064,726.55 : 12,998,907,889.94 = 2,994,209,320.05 : x
  2. Step 2: Convert to fraction form
    8,668,064,726.55/12,998,907,889.94 = 2,994,209,320.05/x
  3. Step 3: Cross multiply
    8,668,064,726.55x = 12,998,907,889.94 × 2,994,209,320.05
  4. Step 4: Simplify right side
    8,668,064,726.55x = 38,921,451,154,514,853,888
  5. Step 5: Solve for x
    x = 38,921,451,154,514,853,888/8,668,064,726.55
  6. Step 6: Final answer
    x = 4,490,212,334.86

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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.