Home / 228,241,008.90-314,972,432.96-123,819,099.93

Finding the Fourth Proportional to 228,241,008.90, 314,972,432.96 and 123,819,099.93

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Solution

The fourth proportional to 228,241,008.90, 314,972,432.96 and 123,819,099.93 is: 170,870,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,241,008.90 : 314,972,432.96 = 123,819,099.93 : x
  2. Step 2: Convert to fraction form
    228,241,008.90/314,972,432.96 = 123,819,099.93/x
  3. Step 3: Cross multiply
    228,241,008.90x = 314,972,432.96 × 123,819,099.93
  4. Step 4: Simplify right side
    228,241,008.90x = 38,999,603,151,250,368
  5. Step 5: Solve for x
    x = 38,999,603,151,250,368/228,241,008.90
  6. Step 6: Final answer
    x = 170,870,271.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.