Home / 90,104,666.31-135,157,220.95-25,408,810.44

Finding the Fourth Proportional to 90,104,666.31, 135,157,220.95 and 25,408,810.44

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Solution

The fourth proportional to 90,104,666.31, 135,157,220.95 and 25,408,810.44 is: 38,113,278.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,104,666.31 : 135,157,220.95 = 25,408,810.44 : x
  2. Step 2: Convert to fraction form
    90,104,666.31/135,157,220.95 = 25,408,810.44/x
  3. Step 3: Cross multiply
    90,104,666.31x = 135,157,220.95 × 25,408,810.44
  4. Step 4: Simplify right side
    90,104,666.31x = 3,434,184,206,715,746.50
  5. Step 5: Solve for x
    x = 3,434,184,206,715,746.50/90,104,666.31
  6. Step 6: Final answer
    x = 38,113,278.12

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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.