Home / 616,037,083.76-850,172,885.54-348,019,959.55

Finding the Fourth Proportional to 616,037,083.76, 850,172,885.54 and 348,019,959.55

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Solution

The fourth proportional to 616,037,083.76, 850,172,885.54 and 348,019,959.55 is: 480,291,107.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,037,083.76 : 850,172,885.54 = 348,019,959.55 : x
  2. Step 2: Convert to fraction form
    616,037,083.76/850,172,885.54 = 348,019,959.55/x
  3. Step 3: Cross multiply
    616,037,083.76x = 850,172,885.54 × 348,019,959.55
  4. Step 4: Simplify right side
    616,037,083.76x = 295,877,133,236,137,600
  5. Step 5: Solve for x
    x = 295,877,133,236,137,600/616,037,083.76
  6. Step 6: Final answer
    x = 480,291,107.53

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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.