Home / 173,841,763.20-239,887,590.72-100,507,632

Finding the Fourth Proportional to 173,841,763.20, 239,887,590.72 and 100,507,632

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Solution

The fourth proportional to 173,841,763.20, 239,887,590.72 and 100,507,632 is: 138,692,413.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,841,763.20 : 239,887,590.72 = 100,507,632 : x
  2. Step 2: Convert to fraction form
    173,841,763.20/239,887,590.72 = 100,507,632/x
  3. Step 3: Cross multiply
    173,841,763.20x = 239,887,590.72 × 100,507,632
  4. Step 4: Simplify right side
    173,841,763.20x = 24,110,533,689,452,376
  5. Step 5: Solve for x
    x = 24,110,533,689,452,376/173,841,763.20
  6. Step 6: Final answer
    x = 138,692,413.41

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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.