Home / 790,586,862.96-1,090,373,717.18-695,013,020.64

Finding the Fourth Proportional to 790,586,862.96, 1,090,373,717.18 and 695,013,020.64

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Solution

The fourth proportional to 790,586,862.96, 1,090,373,717.18 and 695,013,020.64 is: 958,558,719.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,586,862.96 : 1,090,373,717.18 = 695,013,020.64 : x
  2. Step 2: Convert to fraction form
    790,586,862.96/1,090,373,717.18 = 695,013,020.64/x
  3. Step 3: Cross multiply
    790,586,862.96x = 1,090,373,717.18 × 695,013,020.64
  4. Step 4: Simplify right side
    790,586,862.96x = 757,823,930,803,736,832
  5. Step 5: Solve for x
    x = 757,823,930,803,736,832/790,586,862.96
  6. Step 6: Final answer
    x = 958,558,719.24

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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.