Home / 89,260,664.20-133,828,010.70-40,761,752.20

Finding the Fourth Proportional to 89,260,664.20, 133,828,010.70 and 40,761,752.20

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Solution

The fourth proportional to 89,260,664.20, 133,828,010.70 and 40,761,752.20 is: 61,113,865.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,260,664.20 : 133,828,010.70 = 40,761,752.20 : x
  2. Step 2: Convert to fraction form
    89,260,664.20/133,828,010.70 = 40,761,752.20/x
  3. Step 3: Cross multiply
    89,260,664.20x = 133,828,010.70 × 40,761,752.20
  4. Step 4: Simplify right side
    89,260,664.20x = 5,455,064,209,572,349
  5. Step 5: Solve for x
    x = 5,455,064,209,572,349/89,260,664.20
  6. Step 6: Final answer
    x = 61,113,865.31

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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.