Home / 1,573,448,847.52-2,171,302,490.32-868,585,689.76

Finding the Fourth Proportional to 1,573,448,847.52, 2,171,302,490.32 and 868,585,689.76

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Solution

The fourth proportional to 1,573,448,847.52, 2,171,302,490.32 and 868,585,689.76 is: 1,198,616,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,448,847.52 : 2,171,302,490.32 = 868,585,689.76 : x
  2. Step 2: Convert to fraction form
    1,573,448,847.52/2,171,302,490.32 = 868,585,689.76/x
  3. Step 3: Cross multiply
    1,573,448,847.52x = 2,171,302,490.32 × 868,585,689.76
  4. Step 4: Simplify right side
    1,573,448,847.52x = 1,885,962,271,232,203,008
  5. Step 5: Solve for x
    x = 1,885,962,271,232,203,008/1,573,448,847.52
  6. Step 6: Final answer
    x = 1,198,616,830.92

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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.