Home / 790,586,857.96-1,090,373,710.28-695,013,015.64

Finding the Fourth Proportional to 790,586,857.96, 1,090,373,710.28 and 695,013,015.64

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Solution

The fourth proportional to 790,586,857.96, 1,090,373,710.28 and 695,013,015.64 is: 958,558,712.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,586,857.96 : 1,090,373,710.28 = 695,013,015.64 : x
  2. Step 2: Convert to fraction form
    790,586,857.96/1,090,373,710.28 = 695,013,015.64/x
  3. Step 3: Cross multiply
    790,586,857.96x = 1,090,373,710.28 × 695,013,015.64
  4. Step 4: Simplify right side
    790,586,857.96x = 757,823,920,556,278,400
  5. Step 5: Solve for x
    x = 757,823,920,556,278,400/790,586,857.96
  6. Step 6: Final answer
    x = 958,558,712.34

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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.