Home / 448,444,877.40-672,667,316.10-403,245,820.35

Finding the Fourth Proportional to 448,444,877.40, 672,667,316.10 and 403,245,820.35

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Solution

The fourth proportional to 448,444,877.40, 672,667,316.10 and 403,245,820.35 is: 604,868,730.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,444,877.40 : 672,667,316.10 = 403,245,820.35 : x
  2. Step 2: Convert to fraction form
    448,444,877.40/672,667,316.10 = 403,245,820.35/x
  3. Step 3: Cross multiply
    448,444,877.40x = 672,667,316.10 × 403,245,820.35
  4. Step 4: Simplify right side
    448,444,877.40x = 271,250,283,703,377,280
  5. Step 5: Solve for x
    x = 271,250,283,703,377,280/448,444,877.40
  6. Step 6: Final answer
    x = 604,868,730.53

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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.