Home / 122,666,246.10-183,999,369.15-81,851,577.30

Finding the Fourth Proportional to 122,666,246.10, 183,999,369.15 and 81,851,577.30

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Solution

The fourth proportional to 122,666,246.10, 183,999,369.15 and 81,851,577.30 is: 122,777,365.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,666,246.10 : 183,999,369.15 = 81,851,577.30 : x
  2. Step 2: Convert to fraction form
    122,666,246.10/183,999,369.15 = 81,851,577.30/x
  3. Step 3: Cross multiply
    122,666,246.10x = 183,999,369.15 × 81,851,577.30
  4. Step 4: Simplify right side
    122,666,246.10x = 15,060,638,587,132,460
  5. Step 5: Solve for x
    x = 15,060,638,587,132,460/122,666,246.10
  6. Step 6: Final answer
    x = 122,777,365.95

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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.