Home / 154,602,270.85-213,356,329.14-91,011,135.64

Finding the Fourth Proportional to 154,602,270.85, 213,356,329.14 and 91,011,135.64

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Solution

The fourth proportional to 154,602,270.85, 213,356,329.14 and 91,011,135.64 is: 125,598,425.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,602,270.85 : 213,356,329.14 = 91,011,135.64 : x
  2. Step 2: Convert to fraction form
    154,602,270.85/213,356,329.14 = 91,011,135.64/x
  3. Step 3: Cross multiply
    154,602,270.85x = 213,356,329.14 × 91,011,135.64
  4. Step 4: Simplify right side
    154,602,270.85x = 19,417,801,811,013,024
  5. Step 5: Solve for x
    x = 19,417,801,811,013,024/154,602,270.85
  6. Step 6: Final answer
    x = 125,598,425.59

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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.