Home / 8,478,411,862.88-12,717,614,801.02-2,267,415,723.40

Finding the Fourth Proportional to 8,478,411,862.88, 12,717,614,801.02 and 2,267,415,723.40

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Solution

The fourth proportional to 8,478,411,862.88, 12,717,614,801.02 and 2,267,415,723.40 is: 3,401,122,784.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,478,411,862.88 : 12,717,614,801.02 = 2,267,415,723.40 : x
  2. Step 2: Convert to fraction form
    8,478,411,862.88/12,717,614,801.02 = 2,267,415,723.40/x
  3. Step 3: Cross multiply
    8,478,411,862.88x = 12,717,614,801.02 × 2,267,415,723.40
  4. Step 4: Simplify right side
    8,478,411,862.88x = 28,836,119,763,977,314,304
  5. Step 5: Solve for x
    x = 28,836,119,763,977,314,304/8,478,411,862.88
  6. Step 6: Final answer
    x = 3,401,122,784.59

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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.