Home / 761,174,094,863.80-1,142,264,151,217.40-358,372,758,542.17

Finding the Fourth Proportional to 761,174,094,863.80, 1,142,264,151,217.40 and 358,372,758,542.17

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Solution

The fourth proportional to 761,174,094,863.80, 1,142,264,151,217.40 and 358,372,758,542.17 is: 537,795,962,340.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,174,094,863.80 : 1,142,264,151,217.40 = 358,372,758,542.17 : x
  2. Step 2: Convert to fraction form
    761,174,094,863.80/1,142,264,151,217.40 = 358,372,758,542.17/x
  3. Step 3: Cross multiply
    761,174,094,863.80x = 1,142,264,151,217.40 × 358,372,758,542.17
  4. Step 4: Simplify right side
    761,174,094,863.80x = 409,356,354,855,609,978,322,944
  5. Step 5: Solve for x
    x = 409,356,354,855,609,978,322,944/761,174,094,863.80
  6. Step 6: Final answer
    x = 537,795,962,340.07

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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.