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Finding the Fourth Proportional to 692,832,301.94, 956,100,659.04 and 375,286,561.36

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Solution

The fourth proportional to 692,832,301.94, 956,100,659.04 and 375,286,561.36 is: 517,891,165.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,832,301.94 : 956,100,659.04 = 375,286,561.36 : x
  2. Step 2: Convert to fraction form
    692,832,301.94/956,100,659.04 = 375,286,561.36/x
  3. Step 3: Cross multiply
    692,832,301.94x = 956,100,659.04 × 375,286,561.36
  4. Step 4: Simplify right side
    692,832,301.94x = 358,811,728,642,761,152
  5. Step 5: Solve for x
    x = 358,811,728,642,761,152/692,832,301.94
  6. Step 6: Final answer
    x = 517,891,165.92

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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.