Home / 865,754,322.37-1,194,708,957.23-469,268,799.23

Finding the Fourth Proportional to 865,754,322.37, 1,194,708,957.23 and 469,268,799.23

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Solution

The fourth proportional to 865,754,322.37, 1,194,708,957.23 and 469,268,799.23 is: 647,573,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,754,322.37 : 1,194,708,957.23 = 469,268,799.23 : x
  2. Step 2: Convert to fraction form
    865,754,322.37/1,194,708,957.23 = 469,268,799.23/x
  3. Step 3: Cross multiply
    865,754,322.37x = 1,194,708,957.23 × 469,268,799.23
  4. Step 4: Simplify right side
    865,754,322.37x = 560,639,637,792,807,552
  5. Step 5: Solve for x
    x = 560,639,637,792,807,552/865,754,322.37
  6. Step 6: Final answer
    x = 647,573,593.70

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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.