Home / 585,961,221.40-808,627,371.40-318,037,150.10

Finding the Fourth Proportional to 585,961,221.40, 808,627,371.40 and 318,037,150.10

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Solution

The fourth proportional to 585,961,221.40, 808,627,371.40 and 318,037,150.10 is: 438,891,747.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,961,221.40 : 808,627,371.40 = 318,037,150.10 : x
  2. Step 2: Convert to fraction form
    585,961,221.40/808,627,371.40 = 318,037,150.10/x
  3. Step 3: Cross multiply
    585,961,221.40x = 808,627,371.40 × 318,037,150.10
  4. Step 4: Simplify right side
    585,961,221.40x = 257,173,544,692,910,272
  5. Step 5: Solve for x
    x = 257,173,544,692,910,272/585,961,221.40
  6. Step 6: Final answer
    x = 438,891,747.95

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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.