Home / 121,976,297.80-182,925,647.36-40,076,298.96

Finding the Fourth Proportional to 121,976,297.80, 182,925,647.36 and 40,076,298.96

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Solution

The fourth proportional to 121,976,297.80, 182,925,647.36 and 40,076,298.96 is: 60,101,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,976,297.80 : 182,925,647.36 = 40,076,298.96 : x
  2. Step 2: Convert to fraction form
    121,976,297.80/182,925,647.36 = 40,076,298.96/x
  3. Step 3: Cross multiply
    121,976,297.80x = 182,925,647.36 × 40,076,298.96
  4. Step 4: Simplify right side
    121,976,297.80x = 7,330,982,931,050,895
  5. Step 5: Solve for x
    x = 7,330,982,931,050,895/121,976,297.80
  6. Step 6: Final answer
    x = 60,101,700.60

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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.