Home / 121,261,784.10-181,919,248.20-59,880,348.60

Finding the Fourth Proportional to 121,261,784.10, 181,919,248.20 and 59,880,348.60

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Solution

The fourth proportional to 121,261,784.10, 181,919,248.20 and 59,880,348.60 is: 89,833,644.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,261,784.10 : 181,919,248.20 = 59,880,348.60 : x
  2. Step 2: Convert to fraction form
    121,261,784.10/181,919,248.20 = 59,880,348.60/x
  3. Step 3: Cross multiply
    121,261,784.10x = 181,919,248.20 × 59,880,348.60
  4. Step 4: Simplify right side
    121,261,784.10x = 10,893,387,999,265,922
  5. Step 5: Solve for x
    x = 10,893,387,999,265,922/121,261,784.10
  6. Step 6: Final answer
    x = 89,833,644.46

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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.