Home / 508,775,441.80-763,163,162.70-181,620,362.20

Finding the Fourth Proportional to 508,775,441.80, 763,163,162.70 and 181,620,362.20

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Solution

The fourth proportional to 508,775,441.80, 763,163,162.70 and 181,620,362.20 is: 272,430,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,775,441.80 : 763,163,162.70 = 181,620,362.20 : x
  2. Step 2: Convert to fraction form
    508,775,441.80/763,163,162.70 = 181,620,362.20/x
  3. Step 3: Cross multiply
    508,775,441.80x = 763,163,162.70 × 181,620,362.20
  4. Step 4: Simplify right side
    508,775,441.80x = 138,605,970,027,271,536
  5. Step 5: Solve for x
    x = 138,605,970,027,271,536/508,775,441.80
  6. Step 6: Final answer
    x = 272,430,543.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.