Home / 1,016,784,023.99-1,525,764,461.54-426,521,401.36

Finding the Fourth Proportional to 1,016,784,023.99, 1,525,764,461.54 and 426,521,401.36

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Solution

The fourth proportional to 1,016,784,023.99, 1,525,764,461.54 and 426,521,401.36 is: 640,028,935.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,784,023.99 : 1,525,764,461.54 = 426,521,401.36 : x
  2. Step 2: Convert to fraction form
    1,016,784,023.99/1,525,764,461.54 = 426,521,401.36/x
  3. Step 3: Cross multiply
    1,016,784,023.99x = 1,525,764,461.54 × 426,521,401.36
  4. Step 4: Simplify right side
    1,016,784,023.99x = 650,771,196,286,370,304
  5. Step 5: Solve for x
    x = 650,771,196,286,370,304/1,016,784,023.99
  6. Step 6: Final answer
    x = 640,028,935.29

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1.5x scale

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.