Home / 604,055,355.35-833,124,144.48-392,430,371.15

Finding the Fourth Proportional to 604,055,355.35, 833,124,144.48 and 392,430,371.15

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Solution

The fourth proportional to 604,055,355.35, 833,124,144.48 and 392,430,371.15 is: 541,247,113.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,055,355.35 : 833,124,144.48 = 392,430,371.15 : x
  2. Step 2: Convert to fraction form
    604,055,355.35/833,124,144.48 = 392,430,371.15/x
  3. Step 3: Cross multiply
    604,055,355.35x = 833,124,144.48 × 392,430,371.15
  4. Step 4: Simplify right side
    604,055,355.35x = 326,943,217,232,312,640
  5. Step 5: Solve for x
    x = 326,943,217,232,312,640/604,055,355.35
  6. Step 6: Final answer
    x = 541,247,113.09

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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.