Home / 64,470,512.20-96,705,768.30-60,688,265.80

Finding the Fourth Proportional to 64,470,512.20, 96,705,768.30 and 60,688,265.80

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Solution

The fourth proportional to 64,470,512.20, 96,705,768.30 and 60,688,265.80 is: 91,032,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,470,512.20 : 96,705,768.30 = 60,688,265.80 : x
  2. Step 2: Convert to fraction form
    64,470,512.20/96,705,768.30 = 60,688,265.80/x
  3. Step 3: Cross multiply
    64,470,512.20x = 96,705,768.30 × 60,688,265.80
  4. Step 4: Simplify right side
    64,470,512.20x = 5,868,905,370,983,614
  5. Step 5: Solve for x
    x = 5,868,905,370,983,614/64,470,512.20
  6. Step 6: Final answer
    x = 91,032,398.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.