Home / 108,871,381.80-163,307,072.70-62,954,879.40

Finding the Fourth Proportional to 108,871,381.80, 163,307,072.70 and 62,954,879.40

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Solution

The fourth proportional to 108,871,381.80, 163,307,072.70 and 62,954,879.40 is: 94,432,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,871,381.80 : 163,307,072.70 = 62,954,879.40 : x
  2. Step 2: Convert to fraction form
    108,871,381.80/163,307,072.70 = 62,954,879.40/x
  3. Step 3: Cross multiply
    108,871,381.80x = 163,307,072.70 × 62,954,879.40
  4. Step 4: Simplify right side
    108,871,381.80x = 10,280,977,066,995,532
  5. Step 5: Solve for x
    x = 10,280,977,066,995,532/108,871,381.80
  6. Step 6: Final answer
    x = 94,432,319.10

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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.