Home / 8,653,029,186.30-12,979,543,779.45-8,072,553,896.70

Finding the Fourth Proportional to 8,653,029,186.30, 12,979,543,779.45 and 8,072,553,896.70

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Solution

The fourth proportional to 8,653,029,186.30, 12,979,543,779.45 and 8,072,553,896.70 is: 12,108,830,845.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653,029,186.30 : 12,979,543,779.45 = 8,072,553,896.70 : x
  2. Step 2: Convert to fraction form
    8,653,029,186.30/12,979,543,779.45 = 8,072,553,896.70/x
  3. Step 3: Cross multiply
    8,653,029,186.30x = 12,979,543,779.45 × 8,072,553,896.70
  4. Step 4: Simplify right side
    8,653,029,186.30x = 104,778,066,714,187,350,016
  5. Step 5: Solve for x
    x = 104,778,066,714,187,350,016/8,653,029,186.30
  6. Step 6: Final answer
    x = 12,108,830,845.05

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Double scale
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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.