Home / 15,599,871,649.10-21,527,864,159.58-8,463,285,239.24

Finding the Fourth Proportional to 15,599,871,649.10, 21,527,864,159.58 and 8,463,285,239.24

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Solution

The fourth proportional to 15,599,871,649.10, 21,527,864,159.58 and 8,463,285,239.24 is: 11,679,356,027.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599,871,649.10 : 21,527,864,159.58 = 8,463,285,239.24 : x
  2. Step 2: Convert to fraction form
    15,599,871,649.10/21,527,864,159.58 = 8,463,285,239.24/x
  3. Step 3: Cross multiply
    15,599,871,649.10x = 21,527,864,159.58 × 8,463,285,239.24
  4. Step 4: Simplify right side
    15,599,871,649.10x = 182,196,454,974,029,594,624
  5. Step 5: Solve for x
    x = 182,196,454,974,029,594,624/15,599,871,649.10
  6. Step 6: Final answer
    x = 11,679,356,027.56

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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.