Home / 254,363,990.40-381,573,979.20-92,840,918.40

Finding the Fourth Proportional to 254,363,990.40, 381,573,979.20 and 92,840,918.40

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Solution

The fourth proportional to 254,363,990.40, 381,573,979.20 and 92,840,918.40 is: 139,271,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,363,990.40 : 381,573,979.20 = 92,840,918.40 : x
  2. Step 2: Convert to fraction form
    254,363,990.40/381,573,979.20 = 92,840,918.40/x
  3. Step 3: Cross multiply
    254,363,990.40x = 381,573,979.20 × 92,840,918.40
  4. Step 4: Simplify right side
    254,363,990.40x = 35,425,678,666,470,500
  5. Step 5: Solve for x
    x = 35,425,678,666,470,500/254,363,990.40
  6. Step 6: Final answer
    x = 139,271,595.05

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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.