Home / 201,484,990.10-301,723,600.35-161,174,206.10

Finding the Fourth Proportional to 201,484,990.10, 301,723,600.35 and 161,174,206.10

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Solution

The fourth proportional to 201,484,990.10, 301,723,600.35 and 161,174,206.10 is: 241,358,235.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,484,990.10 : 301,723,600.35 = 161,174,206.10 : x
  2. Step 2: Convert to fraction form
    201,484,990.10/301,723,600.35 = 161,174,206.10/x
  3. Step 3: Cross multiply
    201,484,990.10x = 301,723,600.35 × 161,174,206.10
  4. Step 4: Simplify right side
    201,484,990.10x = 48,630,061,748,044,936
  5. Step 5: Solve for x
    x = 48,630,061,748,044,936/201,484,990.10
  6. Step 6: Final answer
    x = 241,358,235.79

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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.