Home / 123,784,547.20-185,611,502.40-41,875,273.60

Finding the Fourth Proportional to 123,784,547.20, 185,611,502.40 and 41,875,273.60

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Solution

The fourth proportional to 123,784,547.20, 185,611,502.40 and 41,875,273.60 is: 62,790,813.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,784,547.20 : 185,611,502.40 = 41,875,273.60 : x
  2. Step 2: Convert to fraction form
    123,784,547.20/185,611,502.40 = 41,875,273.60/x
  3. Step 3: Cross multiply
    123,784,547.20x = 185,611,502.40 × 41,875,273.60
  4. Step 4: Simplify right side
    123,784,547.20x = 7,772,532,446,307,057
  5. Step 5: Solve for x
    x = 7,772,532,446,307,057/123,784,547.20
  6. Step 6: Final answer
    x = 62,790,813.73

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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.