Home / 1,016,784,163.60-1,525,764,671.08-426,521,541.24

Finding the Fourth Proportional to 1,016,784,163.60, 1,525,764,671.08 and 426,521,541.24

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Solution

The fourth proportional to 1,016,784,163.60, 1,525,764,671.08 and 426,521,541.24 is: 640,029,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,784,163.60 : 1,525,764,671.08 = 426,521,541.24 : x
  2. Step 2: Convert to fraction form
    1,016,784,163.60/1,525,764,671.08 = 426,521,541.24/x
  3. Step 3: Cross multiply
    1,016,784,163.60x = 1,525,764,671.08 × 426,521,541.24
  4. Step 4: Simplify right side
    1,016,784,163.60x = 650,771,499,078,583,296
  5. Step 5: Solve for x
    x = 650,771,499,078,583,296/1,016,784,163.60
  6. Step 6: Final answer
    x = 640,029,145.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.