Home / 372,599,605.12-514,172,484.80-203,050,242.50

Finding the Fourth Proportional to 372,599,605.12, 514,172,484.80 and 203,050,242.50

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Solution

The fourth proportional to 372,599,605.12, 514,172,484.80 and 203,050,242.50 is: 280,201,176.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,599,605.12 : 514,172,484.80 = 203,050,242.50 : x
  2. Step 2: Convert to fraction form
    372,599,605.12/514,172,484.80 = 203,050,242.50/x
  3. Step 3: Cross multiply
    372,599,605.12x = 514,172,484.80 × 203,050,242.50
  4. Step 4: Simplify right side
    372,599,605.12x = 104,402,847,725,467,568
  5. Step 5: Solve for x
    x = 104,402,847,725,467,568/372,599,605.12
  6. Step 6: Final answer
    x = 280,201,176.52

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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.