Home / 130,122,850.76-179,558,097.48-74,357,204.72

Finding the Fourth Proportional to 130,122,850.76, 179,558,097.48 and 74,357,204.72

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Solution

The fourth proportional to 130,122,850.76, 179,558,097.48 and 74,357,204.72 is: 102,606,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,122,850.76 : 179,558,097.48 = 74,357,204.72 : x
  2. Step 2: Convert to fraction form
    130,122,850.76/179,558,097.48 = 74,357,204.72/x
  3. Step 3: Cross multiply
    130,122,850.76x = 179,558,097.48 × 74,357,204.72
  4. Step 4: Simplify right side
    130,122,850.76x = 13,351,438,213,454,076
  5. Step 5: Solve for x
    x = 13,351,438,213,454,076/130,122,850.76
  6. Step 6: Final answer
    x = 102,606,407.22

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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.