Home / 2,520,635,435.70-3,780,901,232.56-840,042,968.76

Finding the Fourth Proportional to 2,520,635,435.70, 3,780,901,232.56 and 840,042,968.76

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Solution

The fourth proportional to 2,520,635,435.70, 3,780,901,232.56 and 840,042,968.76 is: 1,260,047,149.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,635,435.70 : 3,780,901,232.56 = 840,042,968.76 : x
  2. Step 2: Convert to fraction form
    2,520,635,435.70/3,780,901,232.56 = 840,042,968.76/x
  3. Step 3: Cross multiply
    2,520,635,435.70x = 3,780,901,232.56 × 840,042,968.76
  4. Step 4: Simplify right side
    2,520,635,435.70x = 3,176,119,495,988,045,312
  5. Step 5: Solve for x
    x = 3,176,119,495,988,045,312/2,520,635,435.70
  6. Step 6: Final answer
    x = 1,260,047,149.62

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1.5x scale

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.