Home / 2,897,943,946.20-4,347,609,449.40-932,980,706.78

Finding the Fourth Proportional to 2,897,943,946.20, 4,347,609,449.40 and 932,980,706.78

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Solution

The fourth proportional to 2,897,943,946.20, 4,347,609,449.40 and 932,980,706.78 is: 1,399,694,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,943,946.20 : 4,347,609,449.40 = 932,980,706.78 : x
  2. Step 2: Convert to fraction form
    2,897,943,946.20/4,347,609,449.40 = 932,980,706.78/x
  3. Step 3: Cross multiply
    2,897,943,946.20x = 4,347,609,449.40 × 932,980,706.78
  4. Step 4: Simplify right side
    2,897,943,946.20x = 4,056,235,736,882,880,000
  5. Step 5: Solve for x
    x = 4,056,235,736,882,880,000/2,897,943,946.20
  6. Step 6: Final answer
    x = 1,399,694,339.22

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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.