Home / 372,703,856.94-514,354,333.77-205,439,740.92

Finding the Fourth Proportional to 372,703,856.94, 514,354,333.77 and 205,439,740.92

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Solution

The fourth proportional to 372,703,856.94, 514,354,333.77 and 205,439,740.92 is: 283,519,526.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,703,856.94 : 514,354,333.77 = 205,439,740.92 : x
  2. Step 2: Convert to fraction form
    372,703,856.94/514,354,333.77 = 205,439,740.92/x
  3. Step 3: Cross multiply
    372,703,856.94x = 514,354,333.77 × 205,439,740.92
  4. Step 4: Simplify right side
    372,703,856.94x = 105,668,821,070,788,000
  5. Step 5: Solve for x
    x = 105,668,821,070,788,000/372,703,856.94
  6. Step 6: Final answer
    x = 283,519,526.57

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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.