Home / 122,318,776.02-168,799,938.57-67,314,632.52

Finding the Fourth Proportional to 122,318,776.02, 168,799,938.57 and 67,314,632.52

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Solution

The fourth proportional to 122,318,776.02, 168,799,938.57 and 67,314,632.52 is: 92,894,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,318,776.02 : 168,799,938.57 = 67,314,632.52 : x
  2. Step 2: Convert to fraction form
    122,318,776.02/168,799,938.57 = 67,314,632.52/x
  3. Step 3: Cross multiply
    122,318,776.02x = 168,799,938.57 × 67,314,632.52
  4. Step 4: Simplify right side
    122,318,776.02x = 11,362,705,834,238,124
  5. Step 5: Solve for x
    x = 11,362,705,834,238,124/122,318,776.02
  6. Step 6: Final answer
    x = 92,894,208.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.