Home / 1,316,131,663.96-1,974,197,376.06-579,201,568.24

Finding the Fourth Proportional to 1,316,131,663.96, 1,974,197,376.06 and 579,201,568.24

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Solution

The fourth proportional to 1,316,131,663.96, 1,974,197,376.06 and 579,201,568.24 is: 868,802,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,131,663.96 : 1,974,197,376.06 = 579,201,568.24 : x
  2. Step 2: Convert to fraction form
    1,316,131,663.96/1,974,197,376.06 = 579,201,568.24/x
  3. Step 3: Cross multiply
    1,316,131,663.96x = 1,974,197,376.06 × 579,201,568.24
  4. Step 4: Simplify right side
    1,316,131,663.96x = 1,143,458,216,226,349,056
  5. Step 5: Solve for x
    x = 1,143,458,216,226,349,056/1,316,131,663.96
  6. Step 6: Final answer
    x = 868,802,299.60

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Double scale
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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.