Home / 199,105,417.60-298,658,126.40-158,794,633.60

Finding the Fourth Proportional to 199,105,417.60, 298,658,126.40 and 158,794,633.60

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Solution

The fourth proportional to 199,105,417.60, 298,658,126.40 and 158,794,633.60 is: 238,191,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,105,417.60 : 298,658,126.40 = 158,794,633.60 : x
  2. Step 2: Convert to fraction form
    199,105,417.60/298,658,126.40 = 158,794,633.60/x
  3. Step 3: Cross multiply
    199,105,417.60x = 298,658,126.40 × 158,794,633.60
  4. Step 4: Simplify right side
    199,105,417.60x = 47,425,307,753,350,480
  5. Step 5: Solve for x
    x = 47,425,307,753,350,480/199,105,417.60
  6. Step 6: Final answer
    x = 238,191,950.40

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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.