Home / 1,564,871,704.20-2,159,544,008.20-850,421,439.46

Finding the Fourth Proportional to 1,564,871,704.20, 2,159,544,008.20 and 850,421,439.46

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Solution

The fourth proportional to 1,564,871,704.20, 2,159,544,008.20 and 850,421,439.46 is: 1,173,593,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,871,704.20 : 2,159,544,008.20 = 850,421,439.46 : x
  2. Step 2: Convert to fraction form
    1,564,871,704.20/2,159,544,008.20 = 850,421,439.46/x
  3. Step 3: Cross multiply
    1,564,871,704.20x = 2,159,544,008.20 × 850,421,439.46
  4. Step 4: Simplify right side
    1,564,871,704.20x = 1,836,522,524,026,410,240
  5. Step 5: Solve for x
    x = 1,836,522,524,026,410,240/1,564,871,704.20
  6. Step 6: Final answer
    x = 1,173,593,029.45

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Double scale
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1.5x scale

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.