Home / 2,638,946,875.32-3,641,646,912.66-1,465,600,730.04

Finding the Fourth Proportional to 2,638,946,875.32, 3,641,646,912.66 and 1,465,600,730.04

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Solution

The fourth proportional to 2,638,946,875.32, 3,641,646,912.66 and 1,465,600,730.04 is: 2,022,473,594.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,946,875.32 : 3,641,646,912.66 = 1,465,600,730.04 : x
  2. Step 2: Convert to fraction form
    2,638,946,875.32/3,641,646,912.66 = 1,465,600,730.04/x
  3. Step 3: Cross multiply
    2,638,946,875.32x = 3,641,646,912.66 × 1,465,600,730.04
  4. Step 4: Simplify right side
    2,638,946,875.32x = 5,337,200,373,742,407,680
  5. Step 5: Solve for x
    x = 5,337,200,373,742,407,680/2,638,946,875.32
  6. Step 6: Final answer
    x = 2,022,473,594.92

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Double scale
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1.5x scale

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.