Home / 52,224,998.40-78,337,497.60-51,163,315.20

Finding the Fourth Proportional to 52,224,998.40, 78,337,497.60 and 51,163,315.20

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Solution

The fourth proportional to 52,224,998.40, 78,337,497.60 and 51,163,315.20 is: 76,744,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,224,998.40 : 78,337,497.60 = 51,163,315.20 : x
  2. Step 2: Convert to fraction form
    52,224,998.40/78,337,497.60 = 51,163,315.20/x
  3. Step 3: Cross multiply
    52,224,998.40x = 78,337,497.60 × 51,163,315.20
  4. Step 4: Simplify right side
    52,224,998.40x = 4,008,006,081,688,043.50
  5. Step 5: Solve for x
    x = 4,008,006,081,688,043.50/52,224,998.40
  6. Step 6: Final answer
    x = 76,744,972.80

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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.