Home / 252,005,442.30-378,008,163.45-183,130,688.70

Finding the Fourth Proportional to 252,005,442.30, 378,008,163.45 and 183,130,688.70

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Solution

The fourth proportional to 252,005,442.30, 378,008,163.45 and 183,130,688.70 is: 274,696,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,005,442.30 : 378,008,163.45 = 183,130,688.70 : x
  2. Step 2: Convert to fraction form
    252,005,442.30/378,008,163.45 = 183,130,688.70/x
  3. Step 3: Cross multiply
    252,005,442.30x = 378,008,163.45 × 183,130,688.70
  4. Step 4: Simplify right side
    252,005,442.30x = 69,224,895,306,820,664
  5. Step 5: Solve for x
    x = 69,224,895,306,820,664/252,005,442.30
  6. Step 6: Final answer
    x = 274,696,033.05

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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.