Home / 1,049,760,701.10-1,574,641,051.65-989,294,525.10

Finding the Fourth Proportional to 1,049,760,701.10, 1,574,641,051.65 and 989,294,525.10

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Solution

The fourth proportional to 1,049,760,701.10, 1,574,641,051.65 and 989,294,525.10 is: 1,483,941,787.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,760,701.10 : 1,574,641,051.65 = 989,294,525.10 : x
  2. Step 2: Convert to fraction form
    1,049,760,701.10/1,574,641,051.65 = 989,294,525.10/x
  3. Step 3: Cross multiply
    1,049,760,701.10x = 1,574,641,051.65 × 989,294,525.10
  4. Step 4: Simplify right side
    1,049,760,701.10x = 1,557,783,771,395,051,520
  5. Step 5: Solve for x
    x = 1,557,783,771,395,051,520/1,049,760,701.10
  6. Step 6: Final answer
    x = 1,483,941,787.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.