Home / 107,658,572.88-148,566,934.98-61,247,837.64

Finding the Fourth Proportional to 107,658,572.88, 148,566,934.98 and 61,247,837.64

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Solution

The fourth proportional to 107,658,572.88, 148,566,934.98 and 61,247,837.64 is: 84,520,937.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,658,572.88 : 148,566,934.98 = 61,247,837.64 : x
  2. Step 2: Convert to fraction form
    107,658,572.88/148,566,934.98 = 61,247,837.64/x
  3. Step 3: Cross multiply
    107,658,572.88x = 148,566,934.98 × 61,247,837.64
  4. Step 4: Simplify right side
    107,658,572.88x = 9,099,403,512,327,476
  5. Step 5: Solve for x
    x = 9,099,403,512,327,476/107,658,572.88
  6. Step 6: Final answer
    x = 84,520,937.52

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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.