Home / 91,775,117.60-137,662,676.40-40,602,816.80

Finding the Fourth Proportional to 91,775,117.60, 137,662,676.40 and 40,602,816.80

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Solution

The fourth proportional to 91,775,117.60, 137,662,676.40 and 40,602,816.80 is: 60,904,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,775,117.60 : 137,662,676.40 = 40,602,816.80 : x
  2. Step 2: Convert to fraction form
    91,775,117.60/137,662,676.40 = 40,602,816.80/x
  3. Step 3: Cross multiply
    91,775,117.60x = 137,662,676.40 × 40,602,816.80
  4. Step 4: Simplify right side
    91,775,117.60x = 5,589,492,430,066,883
  5. Step 5: Solve for x
    x = 5,589,492,430,066,883/91,775,117.60
  6. Step 6: Final answer
    x = 60,904,225.20

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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.