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Finding the Fourth Proportional to 604,416,900.40, 906,625,350.60 and 195,514,385.20

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Solution

The fourth proportional to 604,416,900.40, 906,625,350.60 and 195,514,385.20 is: 293,271,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,416,900.40 : 906,625,350.60 = 195,514,385.20 : x
  2. Step 2: Convert to fraction form
    604,416,900.40/906,625,350.60 = 195,514,385.20/x
  3. Step 3: Cross multiply
    604,416,900.40x = 906,625,350.60 × 195,514,385.20
  4. Step 4: Simplify right side
    604,416,900.40x = 177,258,298,029,293,440
  5. Step 5: Solve for x
    x = 177,258,298,029,293,440/604,416,900.40
  6. Step 6: Final answer
    x = 293,271,577.80

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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.