Home / 177,412,847.40-266,119,271.10-164,141,807.40

Finding the Fourth Proportional to 177,412,847.40, 266,119,271.10 and 164,141,807.40

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Solution

The fourth proportional to 177,412,847.40, 266,119,271.10 and 164,141,807.40 is: 246,212,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,412,847.40 : 266,119,271.10 = 164,141,807.40 : x
  2. Step 2: Convert to fraction form
    177,412,847.40/266,119,271.10 = 164,141,807.40/x
  3. Step 3: Cross multiply
    177,412,847.40x = 266,119,271.10 × 164,141,807.40
  4. Step 4: Simplify right side
    177,412,847.40x = 43,681,298,142,324,584
  5. Step 5: Solve for x
    x = 43,681,298,142,324,584/177,412,847.40
  6. Step 6: Final answer
    x = 246,212,711.10

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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.