Home / 26,887,589,994.79-37,108,127,875.50-15,303,013,429.09

Finding the Fourth Proportional to 26,887,589,994.79, 37,108,127,875.50 and 15,303,013,429.09

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Solution

The fourth proportional to 26,887,589,994.79, 37,108,127,875.50 and 15,303,013,429.09 is: 21,120,010,358.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,887,589,994.79 : 37,108,127,875.50 = 15,303,013,429.09 : x
  2. Step 2: Convert to fraction form
    26,887,589,994.79/37,108,127,875.50 = 15,303,013,429.09/x
  3. Step 3: Cross multiply
    26,887,589,994.79x = 37,108,127,875.50 × 15,303,013,429.09
  4. Step 4: Simplify right side
    26,887,589,994.79x = 567,866,179,206,979,911,680
  5. Step 5: Solve for x
    x = 567,866,179,206,979,911,680/26,887,589,994.79
  6. Step 6: Final answer
    x = 21,120,010,358.58

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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.