Home / 107,631,652.80-161,497,868.40-47,039,505.60

Finding the Fourth Proportional to 107,631,652.80, 161,497,868.40 and 47,039,505.60

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Solution

The fourth proportional to 107,631,652.80, 161,497,868.40 and 47,039,505.60 is: 70,581,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,631,652.80 : 161,497,868.40 = 47,039,505.60 : x
  2. Step 2: Convert to fraction form
    107,631,652.80/161,497,868.40 = 47,039,505.60/x
  3. Step 3: Cross multiply
    107,631,652.80x = 161,497,868.40 × 47,039,505.60
  4. Step 4: Simplify right side
    107,631,652.80x = 7,596,779,884,989,864
  5. Step 5: Solve for x
    x = 7,596,779,884,989,864/107,631,652.80
  6. Step 6: Final answer
    x = 70,581,280.57

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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.