Home / 206,225,784.61-284,596,976.52-112,145,433.98

Finding the Fourth Proportional to 206,225,784.61, 284,596,976.52 and 112,145,433.98

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Solution

The fourth proportional to 206,225,784.61, 284,596,976.52 and 112,145,433.98 is: 154,763,632.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,225,784.61 : 284,596,976.52 = 112,145,433.98 : x
  2. Step 2: Convert to fraction form
    206,225,784.61/284,596,976.52 = 112,145,433.98/x
  3. Step 3: Cross multiply
    206,225,784.61x = 284,596,976.52 × 112,145,433.98
  4. Step 4: Simplify right side
    206,225,784.61x = 31,916,251,439,808,280
  5. Step 5: Solve for x
    x = 31,916,251,439,808,280/206,225,784.61
  6. Step 6: Final answer
    x = 154,763,632.01

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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.