Home / 1,508,500,897.36-2,081,912,465.24-913,767,931.48

Finding the Fourth Proportional to 1,508,500,897.36, 2,081,912,465.24 and 913,767,931.48

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Solution

The fourth proportional to 1,508,500,897.36, 2,081,912,465.24 and 913,767,931.48 is: 1,261,109,522.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,500,897.36 : 2,081,912,465.24 = 913,767,931.48 : x
  2. Step 2: Convert to fraction form
    1,508,500,897.36/2,081,912,465.24 = 913,767,931.48/x
  3. Step 3: Cross multiply
    1,508,500,897.36x = 2,081,912,465.24 × 913,767,931.48
  4. Step 4: Simplify right side
    1,508,500,897.36x = 1,902,384,846,884,782,336
  5. Step 5: Solve for x
    x = 1,902,384,846,884,782,336/1,508,500,897.36
  6. Step 6: Final answer
    x = 1,261,109,522.85

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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.