Home / 218,367,713.60-327,551,570.40-103,576,457.60

Finding the Fourth Proportional to 218,367,713.60, 327,551,570.40 and 103,576,457.60

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Solution

The fourth proportional to 218,367,713.60, 327,551,570.40 and 103,576,457.60 is: 155,364,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,367,713.60 : 327,551,570.40 = 103,576,457.60 : x
  2. Step 2: Convert to fraction form
    218,367,713.60/327,551,570.40 = 103,576,457.60/x
  3. Step 3: Cross multiply
    218,367,713.60x = 327,551,570.40 × 103,576,457.60
  4. Step 4: Simplify right side
    218,367,713.60x = 33,926,631,343,349,012
  5. Step 5: Solve for x
    x = 33,926,631,343,349,012/218,367,713.60
  6. Step 6: Final answer
    x = 155,364,686.40

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Similar ratio
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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.