Home / 10,546,488,894.36-15,810,836,230.26-8,681,226,643.20

Finding the Fourth Proportional to 10,546,488,894.36, 15,810,836,230.26 and 8,681,226,643.20

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Solution

The fourth proportional to 10,546,488,894.36, 15,810,836,230.26 and 8,681,226,643.20 is: 13,014,516,405.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,546,488,894.36 : 15,810,836,230.26 = 8,681,226,643.20 : x
  2. Step 2: Convert to fraction form
    10,546,488,894.36/15,810,836,230.26 = 8,681,226,643.20/x
  3. Step 3: Cross multiply
    10,546,488,894.36x = 15,810,836,230.26 × 8,681,226,643.20
  4. Step 4: Simplify right side
    10,546,488,894.36x = 137,257,452,733,404,971,008
  5. Step 5: Solve for x
    x = 137,257,452,733,404,971,008/10,546,488,894.36
  6. Step 6: Final answer
    x = 13,014,516,405.25

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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.