Home / 832,154,100.40-1,245,842,363.40-808,266,228.40

Finding the Fourth Proportional to 832,154,100.40, 1,245,842,363.40 and 808,266,228.40

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Solution

The fourth proportional to 832,154,100.40, 1,245,842,363.40 and 808,266,228.40 is: 1,210,079,128.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,154,100.40 : 1,245,842,363.40 = 808,266,228.40 : x
  2. Step 2: Convert to fraction form
    832,154,100.40/1,245,842,363.40 = 808,266,228.40/x
  3. Step 3: Cross multiply
    832,154,100.40x = 1,245,842,363.40 × 808,266,228.40
  4. Step 4: Simplify right side
    832,154,100.40x = 1,006,972,308,246,260,224
  5. Step 5: Solve for x
    x = 1,006,972,308,246,260,224/832,154,100.40
  6. Step 6: Final answer
    x = 1,210,079,128.09

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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.