Home / 470,930,983.13-706,502,896.30-155,796,272.75

Finding the Fourth Proportional to 470,930,983.13, 706,502,896.30 and 155,796,272.75

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Solution

The fourth proportional to 470,930,983.13, 706,502,896.30 and 155,796,272.75 is: 233,729,616.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,930,983.13 : 706,502,896.30 = 155,796,272.75 : x
  2. Step 2: Convert to fraction form
    470,930,983.13/706,502,896.30 = 155,796,272.75/x
  3. Step 3: Cross multiply
    470,930,983.13x = 706,502,896.30 × 155,796,272.75
  4. Step 4: Simplify right side
    470,930,983.13x = 110,070,517,926,733,808
  5. Step 5: Solve for x
    x = 110,070,517,926,733,808/470,930,983.13
  6. Step 6: Final answer
    x = 233,729,616.16

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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.