Home / 86,437,609.57-119,277,434.68-47,277,362.53

Finding the Fourth Proportional to 86,437,609.57, 119,277,434.68 and 47,277,362.53

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Solution

The fourth proportional to 86,437,609.57, 119,277,434.68 and 47,277,362.53 is: 65,239,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,437,609.57 : 119,277,434.68 = 47,277,362.53 : x
  2. Step 2: Convert to fraction form
    86,437,609.57/119,277,434.68 = 47,277,362.53/x
  3. Step 3: Cross multiply
    86,437,609.57x = 119,277,434.68 × 47,277,362.53
  4. Step 4: Simplify right side
    86,437,609.57x = 5,639,122,521,014,755
  5. Step 5: Solve for x
    x = 5,639,122,521,014,755/86,437,609.57
  6. Step 6: Final answer
    x = 65,239,223.40

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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.