Home / 98,609,863.78-136,125,197.22-58,931,392.24

Finding the Fourth Proportional to 98,609,863.78, 136,125,197.22 and 58,931,392.24

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Solution

The fourth proportional to 98,609,863.78, 136,125,197.22 and 58,931,392.24 is: 81,351,368.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,609,863.78 : 136,125,197.22 = 58,931,392.24 : x
  2. Step 2: Convert to fraction form
    98,609,863.78/136,125,197.22 = 58,931,392.24/x
  3. Step 3: Cross multiply
    98,609,863.78x = 136,125,197.22 × 58,931,392.24
  4. Step 4: Simplify right side
    98,609,863.78x = 8,022,047,391,119,178
  5. Step 5: Solve for x
    x = 8,022,047,391,119,178/98,609,863.78
  6. Step 6: Final answer
    x = 81,351,368.75

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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.