Home / 71,157,104.32-98,207,334.48-45,054,044.32

Finding the Fourth Proportional to 71,157,104.32, 98,207,334.48 and 45,054,044.32

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Solution

The fourth proportional to 71,157,104.32, 98,207,334.48 and 45,054,044.32 is: 62,181,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,157,104.32 : 98,207,334.48 = 45,054,044.32 : x
  2. Step 2: Convert to fraction form
    71,157,104.32/98,207,334.48 = 45,054,044.32/x
  3. Step 3: Cross multiply
    71,157,104.32x = 98,207,334.48 × 45,054,044.32
  4. Step 4: Simplify right side
    71,157,104.32x = 4,424,637,600,210,984.50
  5. Step 5: Solve for x
    x = 4,424,637,600,210,984.50/71,157,104.32
  6. Step 6: Final answer
    x = 62,181,248.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.