Home / 370,102,700.16-510,744,726.72-205,093,025.28

Finding the Fourth Proportional to 370,102,700.16, 510,744,726.72 and 205,093,025.28

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Solution

The fourth proportional to 370,102,700.16, 510,744,726.72 and 205,093,025.28 is: 283,030,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,102,700.16 : 510,744,726.72 = 205,093,025.28 : x
  2. Step 2: Convert to fraction form
    370,102,700.16/510,744,726.72 = 205,093,025.28/x
  3. Step 3: Cross multiply
    370,102,700.16x = 510,744,726.72 × 205,093,025.28
  4. Step 4: Simplify right side
    370,102,700.16x = 104,750,181,148,811,664
  5. Step 5: Solve for x
    x = 104,750,181,148,811,664/370,102,700.16
  6. Step 6: Final answer
    x = 283,030,037.62

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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.