Home / 189,516,133.04-284,274,199.64-68,347,585.04

Finding the Fourth Proportional to 189,516,133.04, 284,274,199.64 and 68,347,585.04

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Solution

The fourth proportional to 189,516,133.04, 284,274,199.64 and 68,347,585.04 is: 102,521,377.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,516,133.04 : 284,274,199.64 = 68,347,585.04 : x
  2. Step 2: Convert to fraction form
    189,516,133.04/284,274,199.64 = 68,347,585.04/x
  3. Step 3: Cross multiply
    189,516,133.04x = 284,274,199.64 × 68,347,585.04
  4. Step 4: Simplify right side
    189,516,133.04x = 19,429,455,034,572,840
  5. Step 5: Solve for x
    x = 19,429,455,034,572,840/189,516,133.04
  6. Step 6: Final answer
    x = 102,521,377.59

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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.