Home / 98,944,903.74-136,487,237.34-61,710,540.57

Finding the Fourth Proportional to 98,944,903.74, 136,487,237.34 and 61,710,540.57

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Solution

The fourth proportional to 98,944,903.74, 136,487,237.34 and 61,710,540.57 is: 85,125,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,944,903.74 : 136,487,237.34 = 61,710,540.57 : x
  2. Step 2: Convert to fraction form
    98,944,903.74/136,487,237.34 = 61,710,540.57/x
  3. Step 3: Cross multiply
    98,944,903.74x = 136,487,237.34 × 61,710,540.57
  4. Step 4: Simplify right side
    98,944,903.74x = 8,422,701,197,157,289
  5. Step 5: Solve for x
    x = 8,422,701,197,157,289/98,944,903.74
  6. Step 6: Final answer
    x = 85,125,164.40

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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.