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Finding the Fourth Proportional to 477,373,073.13, 716,059,808.55 and 214,750,872.54

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Solution

The fourth proportional to 477,373,073.13, 716,059,808.55 and 214,750,872.54 is: 322,126,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,373,073.13 : 716,059,808.55 = 214,750,872.54 : x
  2. Step 2: Convert to fraction form
    477,373,073.13/716,059,808.55 = 214,750,872.54/x
  3. Step 3: Cross multiply
    477,373,073.13x = 716,059,808.55 × 214,750,872.54
  4. Step 4: Simplify right side
    477,373,073.13x = 153,774,468,676,937,824
  5. Step 5: Solve for x
    x = 153,774,468,676,937,824/477,373,073.13
  6. Step 6: Final answer
    x = 322,126,398.27

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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.