Home / 1,780,859,541.96-2,670,037,634.52-784,407,666.96

Finding the Fourth Proportional to 1,780,859,541.96, 2,670,037,634.52 and 784,407,666.96

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Solution

The fourth proportional to 1,780,859,541.96, 2,670,037,634.52 and 784,407,666.96 is: 1,176,060,178.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,859,541.96 : 2,670,037,634.52 = 784,407,666.96 : x
  2. Step 2: Convert to fraction form
    1,780,859,541.96/2,670,037,634.52 = 784,407,666.96/x
  3. Step 3: Cross multiply
    1,780,859,541.96x = 2,670,037,634.52 × 784,407,666.96
  4. Step 4: Simplify right side
    1,780,859,541.96x = 2,094,397,991,589,230,336
  5. Step 5: Solve for x
    x = 2,094,397,991,589,230,336/1,780,859,541.96
  6. Step 6: Final answer
    x = 1,176,060,178.94

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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.