Home / 1,154,735,998.40-1,732,103,997.60-293,092,990.40

Finding the Fourth Proportional to 1,154,735,998.40, 1,732,103,997.60 and 293,092,990.40

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Solution

The fourth proportional to 1,154,735,998.40, 1,732,103,997.60 and 293,092,990.40 is: 439,639,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,735,998.40 : 1,732,103,997.60 = 293,092,990.40 : x
  2. Step 2: Convert to fraction form
    1,154,735,998.40/1,732,103,997.60 = 293,092,990.40/x
  3. Step 3: Cross multiply
    1,154,735,998.40x = 1,732,103,997.60 × 293,092,990.40
  4. Step 4: Simplify right side
    1,154,735,998.40x = 507,667,540,340,378,368
  5. Step 5: Solve for x
    x = 507,667,540,340,378,368/1,154,735,998.40
  6. Step 6: Final answer
    x = 439,639,485.60

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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.