Home / 1,650,966,178.50-2,277,582,592.11-981,531,376.57

Finding the Fourth Proportional to 1,650,966,178.50, 2,277,582,592.11 and 981,531,376.57

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Solution

The fourth proportional to 1,650,966,178.50, 2,277,582,592.11 and 981,531,376.57 is: 1,354,066,973.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,966,178.50 : 2,277,582,592.11 = 981,531,376.57 : x
  2. Step 2: Convert to fraction form
    1,650,966,178.50/2,277,582,592.11 = 981,531,376.57/x
  3. Step 3: Cross multiply
    1,650,966,178.50x = 2,277,582,592.11 × 981,531,376.57
  4. Step 4: Simplify right side
    1,650,966,178.50x = 2,235,518,776,872,005,632
  5. Step 5: Solve for x
    x = 2,235,518,776,872,005,632/1,650,966,178.50
  6. Step 6: Final answer
    x = 1,354,066,973.62

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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.