Home / 155,015,959.90-232,358,051.85-52,685,182.30

Finding the Fourth Proportional to 155,015,959.90, 232,358,051.85 and 52,685,182.30

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Solution

The fourth proportional to 155,015,959.90, 232,358,051.85 and 52,685,182.30 is: 78,971,393.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,015,959.90 : 232,358,051.85 = 52,685,182.30 : x
  2. Step 2: Convert to fraction form
    155,015,959.90/232,358,051.85 = 52,685,182.30/x
  3. Step 3: Cross multiply
    155,015,959.90x = 232,358,051.85 × 52,685,182.30
  4. Step 4: Simplify right side
    155,015,959.90x = 12,241,826,320,590,102
  5. Step 5: Solve for x
    x = 12,241,826,320,590,102/155,015,959.90
  6. Step 6: Final answer
    x = 78,971,393.19

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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.