Home / 156,794,649.15-235,141,622.08-51,726,373.81

Finding the Fourth Proportional to 156,794,649.15, 235,141,622.08 and 51,726,373.81

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Solution

The fourth proportional to 156,794,649.15, 235,141,622.08 and 51,726,373.81 is: 77,572,949.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,794,649.15 : 235,141,622.08 = 51,726,373.81 : x
  2. Step 2: Convert to fraction form
    156,794,649.15/235,141,622.08 = 51,726,373.81/x
  3. Step 3: Cross multiply
    156,794,649.15x = 235,141,622.08 × 51,726,373.81
  4. Step 4: Simplify right side
    156,794,649.15x = 12,163,023,441,999,830
  5. Step 5: Solve for x
    x = 12,163,023,441,999,830/156,794,649.15
  6. Step 6: Final answer
    x = 77,572,949.77

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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.