Home / 188,884,948.34-260,771,831.43-123,808,226.42

Finding the Fourth Proportional to 188,884,948.34, 260,771,831.43 and 123,808,226.42

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Solution

The fourth proportional to 188,884,948.34, 260,771,831.43 and 123,808,226.42 is: 170,927,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,884,948.34 : 260,771,831.43 = 123,808,226.42 : x
  2. Step 2: Convert to fraction form
    188,884,948.34/260,771,831.43 = 123,808,226.42/x
  3. Step 3: Cross multiply
    188,884,948.34x = 260,771,831.43 × 123,808,226.42
  4. Step 4: Simplify right side
    188,884,948.34x = 32,285,697,949,831,164
  5. Step 5: Solve for x
    x = 32,285,697,949,831,164/188,884,948.34
  6. Step 6: Final answer
    x = 170,927,849.11

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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.