Home / 11,865,542,240.98-16,367,000,148.96-7,039,490,461.22

Finding the Fourth Proportional to 11,865,542,240.98, 16,367,000,148.96 and 7,039,490,461.22

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Solution

The fourth proportional to 11,865,542,240.98, 16,367,000,148.96 and 7,039,490,461.22 is: 9,710,078,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,865,542,240.98 : 16,367,000,148.96 = 7,039,490,461.22 : x
  2. Step 2: Convert to fraction form
    11,865,542,240.98/16,367,000,148.96 = 7,039,490,461.22/x
  3. Step 3: Cross multiply
    11,865,542,240.98x = 16,367,000,148.96 × 7,039,490,461.22
  4. Step 4: Simplify right side
    11,865,542,240.98x = 115,215,341,427,390,234,624
  5. Step 5: Solve for x
    x = 115,215,341,427,390,234,624/11,865,542,240.98
  6. Step 6: Final answer
    x = 9,710,078,063.64

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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.