Home / 150,574,783.36-207,676,053.48-108,915,123.64

Finding the Fourth Proportional to 150,574,783.36, 207,676,053.48 and 108,915,123.64

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Solution

The fourth proportional to 150,574,783.36, 207,676,053.48 and 108,915,123.64 is: 150,218,134.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,574,783.36 : 207,676,053.48 = 108,915,123.64 : x
  2. Step 2: Convert to fraction form
    150,574,783.36/207,676,053.48 = 108,915,123.64/x
  3. Step 3: Cross multiply
    150,574,783.36x = 207,676,053.48 × 108,915,123.64
  4. Step 4: Simplify right side
    150,574,783.36x = 22,619,063,041,841,452
  5. Step 5: Solve for x
    x = 22,619,063,041,841,452/150,574,783.36
  6. Step 6: Final answer
    x = 150,218,134.39

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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.