Home / 790,586,863.96-1,090,373,718.56-695,013,021.64

Finding the Fourth Proportional to 790,586,863.96, 1,090,373,718.56 and 695,013,021.64

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Solution

The fourth proportional to 790,586,863.96, 1,090,373,718.56 and 695,013,021.64 is: 958,558,720.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,586,863.96 : 1,090,373,718.56 = 695,013,021.64 : x
  2. Step 2: Convert to fraction form
    790,586,863.96/1,090,373,718.56 = 695,013,021.64/x
  3. Step 3: Cross multiply
    790,586,863.96x = 1,090,373,718.56 × 695,013,021.64
  4. Step 4: Simplify right side
    790,586,863.96x = 757,823,932,853,228,544
  5. Step 5: Solve for x
    x = 757,823,932,853,228,544/790,586,863.96
  6. Step 6: Final answer
    x = 958,558,720.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.