Home / 14,289,301,709.74-19,721,704,570.41-8,271,125,360.74

Finding the Fourth Proportional to 14,289,301,709.74, 19,721,704,570.41 and 8,271,125,360.74

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Solution

The fourth proportional to 14,289,301,709.74, 19,721,704,570.41 and 8,271,125,360.74 is: 11,415,581,680.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289,301,709.74 : 19,721,704,570.41 = 8,271,125,360.74 : x
  2. Step 2: Convert to fraction form
    14,289,301,709.74/19,721,704,570.41 = 8,271,125,360.74/x
  3. Step 3: Cross multiply
    14,289,301,709.74x = 19,721,704,570.41 × 8,271,125,360.74
  4. Step 4: Simplify right side
    14,289,301,709.74x = 163,120,690,829,340,114,944
  5. Step 5: Solve for x
    x = 163,120,690,829,340,114,944/14,289,301,709.74
  6. Step 6: Final answer
    x = 11,415,581,680.81

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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.