Home / 258,049,647.60-387,074,471.40-96,470,588.40

Finding the Fourth Proportional to 258,049,647.60, 387,074,471.40 and 96,470,588.40

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Solution

The fourth proportional to 258,049,647.60, 387,074,471.40 and 96,470,588.40 is: 144,705,882.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,049,647.60 : 387,074,471.40 = 96,470,588.40 : x
  2. Step 2: Convert to fraction form
    258,049,647.60/387,074,471.40 = 96,470,588.40/x
  3. Step 3: Cross multiply
    258,049,647.60x = 387,074,471.40 × 96,470,588.40
  4. Step 4: Simplify right side
    258,049,647.60x = 37,341,302,010,576,968
  5. Step 5: Solve for x
    x = 37,341,302,010,576,968/258,049,647.60
  6. Step 6: Final answer
    x = 144,705,882.60

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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.