Home / 14,413,861,913.28-19,893,217,730.40-8,070,638,529.12

Finding the Fourth Proportional to 14,413,861,913.28, 19,893,217,730.40 and 8,070,638,529.12

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Solution

The fourth proportional to 14,413,861,913.28, 19,893,217,730.40 and 8,070,638,529.12 is: 11,138,650,449.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413,861,913.28 : 19,893,217,730.40 = 8,070,638,529.12 : x
  2. Step 2: Convert to fraction form
    14,413,861,913.28/19,893,217,730.40 = 8,070,638,529.12/x
  3. Step 3: Cross multiply
    14,413,861,913.28x = 19,893,217,730.40 × 8,070,638,529.12
  4. Step 4: Simplify right side
    14,413,861,913.28x = 160,550,969,483,139,383,296
  5. Step 5: Solve for x
    x = 160,550,969,483,139,383,296/14,413,861,913.28
  6. Step 6: Final answer
    x = 11,138,650,449.76

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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.