Home / 70,970,086.40-106,455,129.60-25,533,363.20

Finding the Fourth Proportional to 70,970,086.40, 106,455,129.60 and 25,533,363.20

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Solution

The fourth proportional to 70,970,086.40, 106,455,129.60 and 25,533,363.20 is: 38,300,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,970,086.40 : 106,455,129.60 = 25,533,363.20 : x
  2. Step 2: Convert to fraction form
    70,970,086.40/106,455,129.60 = 25,533,363.20/x
  3. Step 3: Cross multiply
    70,970,086.40x = 106,455,129.60 × 25,533,363.20
  4. Step 4: Simplify right side
    70,970,086.40x = 2,718,157,488,579,870.50
  5. Step 5: Solve for x
    x = 2,718,157,488,579,870.50/70,970,086.40
  6. Step 6: Final answer
    x = 38,300,044.80

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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.