Home / 435,470,073.40-653,205,110.10-400,702,022.20

Finding the Fourth Proportional to 435,470,073.40, 653,205,110.10 and 400,702,022.20

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Solution

The fourth proportional to 435,470,073.40, 653,205,110.10 and 400,702,022.20 is: 601,053,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,470,073.40 : 653,205,110.10 = 400,702,022.20 : x
  2. Step 2: Convert to fraction form
    435,470,073.40/653,205,110.10 = 400,702,022.20/x
  3. Step 3: Cross multiply
    435,470,073.40x = 653,205,110.10 × 400,702,022.20
  4. Step 4: Simplify right side
    435,470,073.40x = 261,740,608,528,443,648
  5. Step 5: Solve for x
    x = 261,740,608,528,443,648/435,470,073.40
  6. Step 6: Final answer
    x = 601,053,033.30

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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.