Home / 108,974,421.80-163,380,276.30-65,834,534.60

Finding the Fourth Proportional to 108,974,421.80, 163,380,276.30 and 65,834,534.60

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Solution

The fourth proportional to 108,974,421.80, 163,380,276.30 and 65,834,534.60 is: 98,702,652.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,974,421.80 : 163,380,276.30 = 65,834,534.60 : x
  2. Step 2: Convert to fraction form
    108,974,421.80/163,380,276.30 = 65,834,534.60/x
  3. Step 3: Cross multiply
    108,974,421.80x = 163,380,276.30 × 65,834,534.60
  4. Step 4: Simplify right side
    108,974,421.80x = 10,756,064,453,029,912
  5. Step 5: Solve for x
    x = 10,756,064,453,029,912/108,974,421.80
  6. Step 6: Final answer
    x = 98,702,652.19

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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.