Home / 491,010,995.10-736,516,492.65-127,505,351.10

Finding the Fourth Proportional to 491,010,995.10, 736,516,492.65 and 127,505,351.10

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Solution

The fourth proportional to 491,010,995.10, 736,516,492.65 and 127,505,351.10 is: 191,258,026.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,010,995.10 : 736,516,492.65 = 127,505,351.10 : x
  2. Step 2: Convert to fraction form
    491,010,995.10/736,516,492.65 = 127,505,351.10/x
  3. Step 3: Cross multiply
    491,010,995.10x = 736,516,492.65 × 127,505,351.10
  4. Step 4: Simplify right side
    491,010,995.10x = 93,909,793,986,278,816
  5. Step 5: Solve for x
    x = 93,909,793,986,278,816/491,010,995.10
  6. Step 6: Final answer
    x = 191,258,026.65

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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.