Home / 1,078,045,930.74-1,487,707,867.53-583,008,639.24

Finding the Fourth Proportional to 1,078,045,930.74, 1,487,707,867.53 and 583,008,639.24

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Solution

The fourth proportional to 1,078,045,930.74, 1,487,707,867.53 and 583,008,639.24 is: 804,554,346.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,045,930.74 : 1,487,707,867.53 = 583,008,639.24 : x
  2. Step 2: Convert to fraction form
    1,078,045,930.74/1,487,707,867.53 = 583,008,639.24/x
  3. Step 3: Cross multiply
    1,078,045,930.74x = 1,487,707,867.53 × 583,008,639.24
  4. Step 4: Simplify right side
    1,078,045,930.74x = 867,346,539,435,307,520
  5. Step 5: Solve for x
    x = 867,346,539,435,307,520/1,078,045,930.74
  6. Step 6: Final answer
    x = 804,554,346.62

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Double scale
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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.