Home / 372,703,833.83-514,354,301.91-205,439,717.80

Finding the Fourth Proportional to 372,703,833.83, 514,354,301.91 and 205,439,717.80

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Solution

The fourth proportional to 372,703,833.83, 514,354,301.91 and 205,439,717.80 is: 283,519,494.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,703,833.83 : 514,354,301.91 = 205,439,717.80 : x
  2. Step 2: Convert to fraction form
    372,703,833.83/514,354,301.91 = 205,439,717.80/x
  3. Step 3: Cross multiply
    372,703,833.83x = 514,354,301.91 × 205,439,717.80
  4. Step 4: Simplify right side
    372,703,833.83x = 105,668,802,634,249,360
  5. Step 5: Solve for x
    x = 105,668,802,634,249,360/372,703,833.83
  6. Step 6: Final answer
    x = 283,519,494.68

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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.