Home / 21,355,027,938.29-32,010,118,770.11-7,185,074,258.02

Finding the Fourth Proportional to 21,355,027,938.29, 32,010,118,770.11 and 7,185,074,258.02

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Solution

The fourth proportional to 21,355,027,938.29, 32,010,118,770.11 and 7,185,074,258.02 is: 10,770,066,938.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,355,027,938.29 : 32,010,118,770.11 = 7,185,074,258.02 : x
  2. Step 2: Convert to fraction form
    21,355,027,938.29/32,010,118,770.11 = 7,185,074,258.02/x
  3. Step 3: Cross multiply
    21,355,027,938.29x = 32,010,118,770.11 × 7,185,074,258.02
  4. Step 4: Simplify right side
    21,355,027,938.29x = 229,995,080,371,212,255,232
  5. Step 5: Solve for x
    x = 229,995,080,371,212,255,232/21,355,027,938.29
  6. Step 6: Final answer
    x = 10,770,066,938.61

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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.