Home / 12,719,495,186.93-19,070,407,489.59-5,633,116,518.12

Finding the Fourth Proportional to 12,719,495,186.93, 19,070,407,489.59 and 5,633,116,518.12

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Solution

The fourth proportional to 12,719,495,186.93, 19,070,407,489.59 and 5,633,116,518.12 is: 8,445,761,868.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,719,495,186.93 : 19,070,407,489.59 = 5,633,116,518.12 : x
  2. Step 2: Convert to fraction form
    12,719,495,186.93/19,070,407,489.59 = 5,633,116,518.12/x
  3. Step 3: Cross multiply
    12,719,495,186.93x = 19,070,407,489.59 × 5,633,116,518.12
  4. Step 4: Simplify right side
    12,719,495,186.93x = 107,425,827,436,888,784,896
  5. Step 5: Solve for x
    x = 107,425,827,436,888,784,896/12,719,495,186.93
  6. Step 6: Final answer
    x = 8,445,761,868.55

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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.