Home / 12,528,215,565.15-17,289,265,148.92-6,812,834,262.23

Finding the Fourth Proportional to 12,528,215,565.15, 17,289,265,148.92 and 6,812,834,262.23

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Solution

The fourth proportional to 12,528,215,565.15, 17,289,265,148.92 and 6,812,834,262.23 is: 9,401,889,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,215,565.15 : 17,289,265,148.92 = 6,812,834,262.23 : x
  2. Step 2: Convert to fraction form
    12,528,215,565.15/17,289,265,148.92 = 6,812,834,262.23/x
  3. Step 3: Cross multiply
    12,528,215,565.15x = 17,289,265,148.92 × 6,812,834,262.23
  4. Step 4: Simplify right side
    12,528,215,565.15x = 117,788,897,975,280,533,504
  5. Step 5: Solve for x
    x = 117,788,897,975,280,533,504/12,528,215,565.15
  6. Step 6: Final answer
    x = 9,401,889,468.04

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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.