Home / 143,734,854.78-215,602,182.54-34,559,989.74

Finding the Fourth Proportional to 143,734,854.78, 215,602,182.54 and 34,559,989.74

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Solution

The fourth proportional to 143,734,854.78, 215,602,182.54 and 34,559,989.74 is: 51,839,960.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,734,854.78 : 215,602,182.54 = 34,559,989.74 : x
  2. Step 2: Convert to fraction form
    143,734,854.78/215,602,182.54 = 34,559,989.74/x
  3. Step 3: Cross multiply
    143,734,854.78x = 215,602,182.54 × 34,559,989.74
  4. Step 4: Simplify right side
    143,734,854.78x = 7,451,209,216,504,007
  5. Step 5: Solve for x
    x = 7,451,209,216,504,007/143,734,854.78
  6. Step 6: Final answer
    x = 51,839,960.65

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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.