Home / 8,536,508,421.28-11,780,128,603.52-4,726,201,209.28

Finding the Fourth Proportional to 8,536,508,421.28, 11,780,128,603.52 and 4,726,201,209.28

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Solution

The fourth proportional to 8,536,508,421.28, 11,780,128,603.52 and 4,726,201,209.28 is: 6,522,017,586.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536,508,421.28 : 11,780,128,603.52 = 4,726,201,209.28 : x
  2. Step 2: Convert to fraction form
    8,536,508,421.28/11,780,128,603.52 = 4,726,201,209.28/x
  3. Step 3: Cross multiply
    8,536,508,421.28x = 11,780,128,603.52 × 4,726,201,209.28
  4. Step 4: Simplify right side
    8,536,508,421.28x = 55,675,258,051,430,137,856
  5. Step 5: Solve for x
    x = 55,675,258,051,430,137,856/8,536,508,421.28
  6. Step 6: Final answer
    x = 6,522,017,586.56

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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.