Home / 1,564,871,704.70-2,159,544,008.89-850,421,439.96

Finding the Fourth Proportional to 1,564,871,704.70, 2,159,544,008.89 and 850,421,439.96

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Solution

The fourth proportional to 1,564,871,704.70, 2,159,544,008.89 and 850,421,439.96 is: 1,173,593,030.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,871,704.70 : 2,159,544,008.89 = 850,421,439.96 : x
  2. Step 2: Convert to fraction form
    1,564,871,704.70/2,159,544,008.89 = 850,421,439.96/x
  3. Step 3: Cross multiply
    1,564,871,704.70x = 2,159,544,008.89 × 850,421,439.96
  4. Step 4: Simplify right side
    1,564,871,704.70x = 1,836,522,525,692,973,056
  5. Step 5: Solve for x
    x = 1,836,522,525,692,973,056/1,564,871,704.70
  6. Step 6: Final answer
    x = 1,173,593,030.14

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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.