Home / 121,277,444.40-181,916,166.60-48,458,217.60

Finding the Fourth Proportional to 121,277,444.40, 181,916,166.60 and 48,458,217.60

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Solution

The fourth proportional to 121,277,444.40, 181,916,166.60 and 48,458,217.60 is: 72,687,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,277,444.40 : 181,916,166.60 = 48,458,217.60 : x
  2. Step 2: Convert to fraction form
    121,277,444.40/181,916,166.60 = 48,458,217.60/x
  3. Step 3: Cross multiply
    121,277,444.40x = 181,916,166.60 × 48,458,217.60
  4. Step 4: Simplify right side
    121,277,444.40x = 8,815,333,186,060,652
  5. Step 5: Solve for x
    x = 8,815,333,186,060,652/121,277,444.40
  6. Step 6: Final answer
    x = 72,687,326.40

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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.