Home / 12,677,226,454.50-19,016,451,264.77-4,168,420,853.77

Finding the Fourth Proportional to 12,677,226,454.50, 19,016,451,264.77 and 4,168,420,853.77

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Solution

The fourth proportional to 12,677,226,454.50, 19,016,451,264.77 and 4,168,420,853.77 is: 6,252,832,376.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,677,226,454.50 : 19,016,451,264.77 = 4,168,420,853.77 : x
  2. Step 2: Convert to fraction form
    12,677,226,454.50/19,016,451,264.77 = 4,168,420,853.77/x
  3. Step 3: Cross multiply
    12,677,226,454.50x = 19,016,451,264.77 × 4,168,420,853.77
  4. Step 4: Simplify right side
    12,677,226,454.50x = 79,268,572,016,768,155,648
  5. Step 5: Solve for x
    x = 79,268,572,016,768,155,648/12,677,226,454.50
  6. Step 6: Final answer
    x = 6,252,832,376.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.