Home / 201,854,420.10-302,781,630.15-110,021,415.30

Finding the Fourth Proportional to 201,854,420.10, 302,781,630.15 and 110,021,415.30

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Solution

The fourth proportional to 201,854,420.10, 302,781,630.15 and 110,021,415.30 is: 165,032,122.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,854,420.10 : 302,781,630.15 = 110,021,415.30 : x
  2. Step 2: Convert to fraction form
    201,854,420.10/302,781,630.15 = 110,021,415.30/x
  3. Step 3: Cross multiply
    201,854,420.10x = 302,781,630.15 × 110,021,415.30
  4. Step 4: Simplify right side
    201,854,420.10x = 33,312,463,475,944,148
  5. Step 5: Solve for x
    x = 33,312,463,475,944,148/201,854,420.10
  6. Step 6: Final answer
    x = 165,032,122.95

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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.