Home / 155,323,917.60-232,985,876.40-145,750,106.40

Finding the Fourth Proportional to 155,323,917.60, 232,985,876.40 and 145,750,106.40

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Solution

The fourth proportional to 155,323,917.60, 232,985,876.40 and 145,750,106.40 is: 218,625,159.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,323,917.60 : 232,985,876.40 = 145,750,106.40 : x
  2. Step 2: Convert to fraction form
    155,323,917.60/232,985,876.40 = 145,750,106.40/x
  3. Step 3: Cross multiply
    155,323,917.60x = 232,985,876.40 × 145,750,106.40
  4. Step 4: Simplify right side
    155,323,917.60x = 33,957,716,274,997,252
  5. Step 5: Solve for x
    x = 33,957,716,274,997,252/155,323,917.60
  6. Step 6: Final answer
    x = 218,625,159.60

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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.