Home / 98,010,615.60-147,015,923.40-40,614,987.60

Finding the Fourth Proportional to 98,010,615.60, 147,015,923.40 and 40,614,987.60

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Solution

The fourth proportional to 98,010,615.60, 147,015,923.40 and 40,614,987.60 is: 60,922,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,010,615.60 : 147,015,923.40 = 40,614,987.60 : x
  2. Step 2: Convert to fraction form
    98,010,615.60/147,015,923.40 = 40,614,987.60/x
  3. Step 3: Cross multiply
    98,010,615.60x = 147,015,923.40 × 40,614,987.60
  4. Step 4: Simplify right side
    98,010,615.60x = 5,971,049,905,893,550
  5. Step 5: Solve for x
    x = 5,971,049,905,893,550/98,010,615.60
  6. Step 6: Final answer
    x = 60,922,481.40

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1.5x scale

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.