Home / 470,686,388.21-705,811,409.07-175,502,250.87

Finding the Fourth Proportional to 470,686,388.21, 705,811,409.07 and 175,502,250.87

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Solution

The fourth proportional to 470,686,388.21, 705,811,409.07 and 175,502,250.87 is: 263,172,027.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,686,388.21 : 705,811,409.07 = 175,502,250.87 : x
  2. Step 2: Convert to fraction form
    470,686,388.21/705,811,409.07 = 175,502,250.87/x
  3. Step 3: Cross multiply
    470,686,388.21x = 705,811,409.07 × 175,502,250.87
  4. Step 4: Simplify right side
    470,686,388.21x = 123,871,490,982,173,072
  5. Step 5: Solve for x
    x = 123,871,490,982,173,072/470,686,388.21
  6. Step 6: Final answer
    x = 263,172,027.24

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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.