Home / 787,964,133.60-1,181,946,200.40-242,634,808.80

Finding the Fourth Proportional to 787,964,133.60, 1,181,946,200.40 and 242,634,808.80

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Solution

The fourth proportional to 787,964,133.60, 1,181,946,200.40 and 242,634,808.80 is: 363,952,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,964,133.60 : 1,181,946,200.40 = 242,634,808.80 : x
  2. Step 2: Convert to fraction form
    787,964,133.60/1,181,946,200.40 = 242,634,808.80/x
  3. Step 3: Cross multiply
    787,964,133.60x = 1,181,946,200.40 × 242,634,808.80
  4. Step 4: Simplify right side
    787,964,133.60x = 286,781,290,345,940,512
  5. Step 5: Solve for x
    x = 286,781,290,345,940,512/787,964,133.60
  6. Step 6: Final answer
    x = 363,952,213.20

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1.5x scale

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.