Home / 370,901,501.53-511,818,468.29-205,876,080.25

Finding the Fourth Proportional to 370,901,501.53, 511,818,468.29 and 205,876,080.25

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Solution

The fourth proportional to 370,901,501.53, 511,818,468.29 and 205,876,080.25 is: 284,094,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,901,501.53 : 511,818,468.29 = 205,876,080.25 : x
  2. Step 2: Convert to fraction form
    370,901,501.53/511,818,468.29 = 205,876,080.25/x
  3. Step 3: Cross multiply
    370,901,501.53x = 511,818,468.29 × 205,876,080.25
  4. Step 4: Simplify right side
    370,901,501.53x = 105,371,180,050,074,752
  5. Step 5: Solve for x
    x = 105,371,180,050,074,752/370,901,501.53
  6. Step 6: Final answer
    x = 284,094,778.84

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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.