Home / 1,078,045,942.68-1,487,707,884.06-583,008,651.18

Finding the Fourth Proportional to 1,078,045,942.68, 1,487,707,884.06 and 583,008,651.18

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Solution

The fourth proportional to 1,078,045,942.68, 1,487,707,884.06 and 583,008,651.18 is: 804,554,363.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,045,942.68 : 1,487,707,884.06 = 583,008,651.18 : x
  2. Step 2: Convert to fraction form
    1,078,045,942.68/1,487,707,884.06 = 583,008,651.18/x
  3. Step 3: Cross multiply
    1,078,045,942.68x = 1,487,707,884.06 × 583,008,651.18
  4. Step 4: Simplify right side
    1,078,045,942.68x = 867,346,566,835,672,320
  5. Step 5: Solve for x
    x = 867,346,566,835,672,320/1,078,045,942.68
  6. Step 6: Final answer
    x = 804,554,363.13

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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.