Home / 205,140,271.80-307,449,134.10-83,834,671.80

Finding the Fourth Proportional to 205,140,271.80, 307,449,134.10 and 83,834,671.80

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Solution

The fourth proportional to 205,140,271.80, 307,449,134.10 and 83,834,671.80 is: 125,645,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,140,271.80 : 307,449,134.10 = 83,834,671.80 : x
  2. Step 2: Convert to fraction form
    205,140,271.80/307,449,134.10 = 83,834,671.80/x
  3. Step 3: Cross multiply
    205,140,271.80x = 307,449,134.10 × 83,834,671.80
  4. Step 4: Simplify right side
    205,140,271.80x = 25,774,897,252,467,688
  5. Step 5: Solve for x
    x = 25,774,897,252,467,688/205,140,271.80
  6. Step 6: Final answer
    x = 125,645,233.02

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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.