Home / 15,895,303,139.83-21,935,986,239.06-8,759,176,635.39

Finding the Fourth Proportional to 15,895,303,139.83, 21,935,986,239.06 and 8,759,176,635.39

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Solution

The fourth proportional to 15,895,303,139.83, 21,935,986,239.06 and 8,759,176,635.39 is: 12,087,921,598.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,895,303,139.83 : 21,935,986,239.06 = 8,759,176,635.39 : x
  2. Step 2: Convert to fraction form
    15,895,303,139.83/21,935,986,239.06 = 8,759,176,635.39/x
  3. Step 3: Cross multiply
    15,895,303,139.83x = 21,935,986,239.06 × 8,759,176,635.39
  4. Step 4: Simplify right side
    15,895,303,139.83x = 192,141,178,139,410,923,520
  5. Step 5: Solve for x
    x = 192,141,178,139,410,923,520/15,895,303,139.83
  6. Step 6: Final answer
    x = 12,087,921,598.55

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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.