Home / 1,049,768,937.10-1,574,653,405.65-660,328,972.30

Finding the Fourth Proportional to 1,049,768,937.10, 1,574,653,405.65 and 660,328,972.30

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Solution

The fourth proportional to 1,049,768,937.10, 1,574,653,405.65 and 660,328,972.30 is: 990,493,458.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,768,937.10 : 1,574,653,405.65 = 660,328,972.30 : x
  2. Step 2: Convert to fraction form
    1,049,768,937.10/1,574,653,405.65 = 660,328,972.30/x
  3. Step 3: Cross multiply
    1,049,768,937.10x = 1,574,653,405.65 × 660,328,972.30
  4. Step 4: Simplify right side
    1,049,768,937.10x = 1,039,789,265,081,559,552
  5. Step 5: Solve for x
    x = 1,039,789,265,081,559,552/1,049,768,937.10
  6. Step 6: Final answer
    x = 990,493,458.45

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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.