Home / 175,407,451.02-263,020,518.45-76,998,881.10

Finding the Fourth Proportional to 175,407,451.02, 263,020,518.45 and 76,998,881.10

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Solution

The fourth proportional to 175,407,451.02, 263,020,518.45 and 76,998,881.10 is: 115,458,525.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,407,451.02 : 263,020,518.45 = 76,998,881.10 : x
  2. Step 2: Convert to fraction form
    175,407,451.02/263,020,518.45 = 76,998,881.10/x
  3. Step 3: Cross multiply
    175,407,451.02x = 263,020,518.45 × 76,998,881.10
  4. Step 4: Simplify right side
    175,407,451.02x = 20,252,285,626,991,904
  5. Step 5: Solve for x
    x = 20,252,285,626,991,904/175,407,451.02
  6. Step 6: Final answer
    x = 115,458,525.33

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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.