Home / 453,377,645.20-680,066,467.80-271,979,117.20

Finding the Fourth Proportional to 453,377,645.20, 680,066,467.80 and 271,979,117.20

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Solution

The fourth proportional to 453,377,645.20, 680,066,467.80 and 271,979,117.20 is: 407,968,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,377,645.20 : 680,066,467.80 = 271,979,117.20 : x
  2. Step 2: Convert to fraction form
    453,377,645.20/680,066,467.80 = 271,979,117.20/x
  3. Step 3: Cross multiply
    453,377,645.20x = 680,066,467.80 × 271,979,117.20
  4. Step 4: Simplify right side
    453,377,645.20x = 184,963,877,549,566,208
  5. Step 5: Solve for x
    x = 184,963,877,549,566,208/453,377,645.20
  6. Step 6: Final answer
    x = 407,968,675.80

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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.