Home / 74,680,010.60-112,020,015.90-74,201,713.70

Finding the Fourth Proportional to 74,680,010.60, 112,020,015.90 and 74,201,713.70

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Solution

The fourth proportional to 74,680,010.60, 112,020,015.90 and 74,201,713.70 is: 111,302,570.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,680,010.60 : 112,020,015.90 = 74,201,713.70 : x
  2. Step 2: Convert to fraction form
    74,680,010.60/112,020,015.90 = 74,201,713.70/x
  3. Step 3: Cross multiply
    74,680,010.60x = 112,020,015.90 × 74,201,713.70
  4. Step 4: Simplify right side
    74,680,010.60x = 8,312,077,148,481,249
  5. Step 5: Solve for x
    x = 8,312,077,148,481,249/74,680,010.60
  6. Step 6: Final answer
    x = 111,302,570.55

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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.