Home / 165,888,011.90-248,832,017.85-50,871,640.70

Finding the Fourth Proportional to 165,888,011.90, 248,832,017.85 and 50,871,640.70

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Solution

The fourth proportional to 165,888,011.90, 248,832,017.85 and 50,871,640.70 is: 76,307,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,011.90 : 248,832,017.85 = 50,871,640.70 : x
  2. Step 2: Convert to fraction form
    165,888,011.90/248,832,017.85 = 50,871,640.70/x
  3. Step 3: Cross multiply
    165,888,011.90x = 248,832,017.85 × 50,871,640.70
  4. Step 4: Simplify right side
    165,888,011.90x = 12,658,493,006,721,186
  5. Step 5: Solve for x
    x = 12,658,493,006,721,186/165,888,011.90
  6. Step 6: Final answer
    x = 76,307,461.05

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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.