Home / 786,750,943.01-1,179,544,624.94-475,789,426.91

Finding the Fourth Proportional to 786,750,943.01, 1,179,544,624.94 and 475,789,426.91

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Solution

The fourth proportional to 786,750,943.01, 1,179,544,624.94 and 475,789,426.91 is: 713,332,301.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,750,943.01 : 1,179,544,624.94 = 475,789,426.91 : x
  2. Step 2: Convert to fraction form
    786,750,943.01/1,179,544,624.94 = 475,789,426.91/x
  3. Step 3: Cross multiply
    786,750,943.01x = 1,179,544,624.94 × 475,789,426.91
  4. Step 4: Simplify right side
    786,750,943.01x = 561,214,861,106,696,768
  5. Step 5: Solve for x
    x = 561,214,861,106,696,768/786,750,943.01
  6. Step 6: Final answer
    x = 713,332,301.79

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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.