Home / 893,931,939.27-1,233,616,286.61-492,037,095.44

Finding the Fourth Proportional to 893,931,939.27, 1,233,616,286.61 and 492,037,095.44

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Solution

The fourth proportional to 893,931,939.27, 1,233,616,286.61 and 492,037,095.44 is: 679,005,803.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,931,939.27 : 1,233,616,286.61 = 492,037,095.44 : x
  2. Step 2: Convert to fraction form
    893,931,939.27/1,233,616,286.61 = 492,037,095.44/x
  3. Step 3: Cross multiply
    893,931,939.27x = 1,233,616,286.61 × 492,037,095.44
  4. Step 4: Simplify right side
    893,931,939.27x = 606,984,974,554,146,944
  5. Step 5: Solve for x
    x = 606,984,974,554,146,944/893,931,939.27
  6. Step 6: Final answer
    x = 679,005,803.34

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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.