Home / 514,814,373.42-709,777,001.79-333,438,653.13

Finding the Fourth Proportional to 514,814,373.42, 709,777,001.79 and 333,438,653.13

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Solution

The fourth proportional to 514,814,373.42, 709,777,001.79 and 333,438,653.13 is: 459,713,441.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,814,373.42 : 709,777,001.79 = 333,438,653.13 : x
  2. Step 2: Convert to fraction form
    514,814,373.42/709,777,001.79 = 333,438,653.13/x
  3. Step 3: Cross multiply
    514,814,373.42x = 709,777,001.79 × 333,438,653.13
  4. Step 4: Simplify right side
    514,814,373.42x = 236,667,087,499,507,168
  5. Step 5: Solve for x
    x = 236,667,087,499,507,168/514,814,373.42
  6. Step 6: Final answer
    x = 459,713,441.81

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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.