Home / 153,656,750.94-211,912,307.22-108,914,224.68

Finding the Fourth Proportional to 153,656,750.94, 211,912,307.22 and 108,914,224.68

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Solution

The fourth proportional to 153,656,750.94, 211,912,307.22 and 108,914,224.68 is: 150,206,642.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,656,750.94 : 211,912,307.22 = 108,914,224.68 : x
  2. Step 2: Convert to fraction form
    153,656,750.94/211,912,307.22 = 108,914,224.68/x
  3. Step 3: Cross multiply
    153,656,750.94x = 211,912,307.22 × 108,914,224.68
  4. Step 4: Simplify right side
    153,656,750.94x = 23,080,264,641,016,268
  5. Step 5: Solve for x
    x = 23,080,264,641,016,268/153,656,750.94
  6. Step 6: Final answer
    x = 150,206,642.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.