Home / 185,576,127.60-278,364,191.40-64,407,579.60

Finding the Fourth Proportional to 185,576,127.60, 278,364,191.40 and 64,407,579.60

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Solution

The fourth proportional to 185,576,127.60, 278,364,191.40 and 64,407,579.60 is: 96,611,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,576,127.60 : 278,364,191.40 = 64,407,579.60 : x
  2. Step 2: Convert to fraction form
    185,576,127.60/278,364,191.40 = 64,407,579.60/x
  3. Step 3: Cross multiply
    185,576,127.60x = 278,364,191.40 × 64,407,579.60
  4. Step 4: Simplify right side
    185,576,127.60x = 17,928,763,815,385,134
  5. Step 5: Solve for x
    x = 17,928,763,815,385,134/185,576,127.60
  6. Step 6: Final answer
    x = 96,611,369.40

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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.