Home / 773,175,677.32-1,066,982,608.74-425,495,165.32

Finding the Fourth Proportional to 773,175,677.32, 1,066,982,608.74 and 425,495,165.32

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Solution

The fourth proportional to 773,175,677.32, 1,066,982,608.74 and 425,495,165.32 is: 587,183,423.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,175,677.32 : 1,066,982,608.74 = 425,495,165.32 : x
  2. Step 2: Convert to fraction form
    773,175,677.32/1,066,982,608.74 = 425,495,165.32/x
  3. Step 3: Cross multiply
    773,175,677.32x = 1,066,982,608.74 × 425,495,165.32
  4. Step 4: Simplify right side
    773,175,677.32x = 453,995,941,499,391,168
  5. Step 5: Solve for x
    x = 453,995,941,499,391,168/773,175,677.32
  6. Step 6: Final answer
    x = 587,183,423.92

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1.5x scale

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.