Home / 1,863,377,496.10-2,792,692,474.35-990,397,080.10

Finding the Fourth Proportional to 1,863,377,496.10, 2,792,692,474.35 and 990,397,080.10

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Solution

The fourth proportional to 1,863,377,496.10, 2,792,692,474.35 and 990,397,080.10 is: 1,484,333,946.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,377,496.10 : 2,792,692,474.35 = 990,397,080.10 : x
  2. Step 2: Convert to fraction form
    1,863,377,496.10/2,792,692,474.35 = 990,397,080.10/x
  3. Step 3: Cross multiply
    1,863,377,496.10x = 2,792,692,474.35 × 990,397,080.10
  4. Step 4: Simplify right side
    1,863,377,496.10x = 2,765,874,472,213,484,032
  5. Step 5: Solve for x
    x = 2,765,874,472,213,484,032/1,863,377,496.10
  6. Step 6: Final answer
    x = 1,484,333,946.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.