Home / 12,331,923,826.80-17,015,138,018.40-6,979,484,073

Finding the Fourth Proportional to 12,331,923,826.80, 17,015,138,018.40 and 6,979,484,073

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Solution

The fourth proportional to 12,331,923,826.80, 17,015,138,018.40 and 6,979,484,073 is: 9,630,037,167.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331,923,826.80 : 17,015,138,018.40 = 6,979,484,073 : x
  2. Step 2: Convert to fraction form
    12,331,923,826.80/17,015,138,018.40 = 6,979,484,073/x
  3. Step 3: Cross multiply
    12,331,923,826.80x = 17,015,138,018.40 × 6,979,484,073
  4. Step 4: Simplify right side
    12,331,923,826.80x = 118,756,884,799,319,572,480
  5. Step 5: Solve for x
    x = 118,756,884,799,319,572,480/12,331,923,826.80
  6. Step 6: Final answer
    x = 9,630,037,167.54

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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.