Home / 540,628,008.86-810,943,342.20-152,452,873.64

Finding the Fourth Proportional to 540,628,008.86, 810,943,342.20 and 152,452,873.64

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Solution

The fourth proportional to 540,628,008.86, 810,943,342.20 and 152,452,873.64 is: 228,679,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,628,008.86 : 810,943,342.20 = 152,452,873.64 : x
  2. Step 2: Convert to fraction form
    540,628,008.86/810,943,342.20 = 152,452,873.64/x
  3. Step 3: Cross multiply
    540,628,008.86x = 810,943,342.20 × 152,452,873.64
  4. Step 4: Simplify right side
    540,628,008.86x = 123,630,642,877,615,872
  5. Step 5: Solve for x
    x = 123,630,642,877,615,872/540,628,008.86
  6. Step 6: Final answer
    x = 228,679,685.20

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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.