Home / 1,573,448,845.52-2,171,302,487.56-868,585,687.76

Finding the Fourth Proportional to 1,573,448,845.52, 2,171,302,487.56 and 868,585,687.76

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Solution

The fourth proportional to 1,573,448,845.52, 2,171,302,487.56 and 868,585,687.76 is: 1,198,616,828.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,448,845.52 : 2,171,302,487.56 = 868,585,687.76 : x
  2. Step 2: Convert to fraction form
    1,573,448,845.52/2,171,302,487.56 = 868,585,687.76/x
  3. Step 3: Cross multiply
    1,573,448,845.52x = 2,171,302,487.56 × 868,585,687.76
  4. Step 4: Simplify right side
    1,573,448,845.52x = 1,885,962,264,492,301,312
  5. Step 5: Solve for x
    x = 1,885,962,264,492,301,312/1,573,448,845.52
  6. Step 6: Final answer
    x = 1,198,616,828.16

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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.