Home / 115,985,032.50-160,055,247.78-63,773,702.58

Finding the Fourth Proportional to 115,985,032.50, 160,055,247.78 and 63,773,702.58

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Solution

The fourth proportional to 115,985,032.50, 160,055,247.78 and 63,773,702.58 is: 88,005,456.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,985,032.50 : 160,055,247.78 = 63,773,702.58 : x
  2. Step 2: Convert to fraction form
    115,985,032.50/160,055,247.78 = 63,773,702.58/x
  3. Step 3: Cross multiply
    115,985,032.50x = 160,055,247.78 × 63,773,702.58
  4. Step 4: Simplify right side
    115,985,032.50x = 10,207,315,768,289,926
  5. Step 5: Solve for x
    x = 10,207,315,768,289,926/115,985,032.50
  6. Step 6: Final answer
    x = 88,005,456.81

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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.