Home / 1,309,174,653.52-1,806,699,288.16-714,497,303.95

Finding the Fourth Proportional to 1,309,174,653.52, 1,806,699,288.16 and 714,497,303.95

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Solution

The fourth proportional to 1,309,174,653.52, 1,806,699,288.16 and 714,497,303.95 is: 986,027,163.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,174,653.52 : 1,806,699,288.16 = 714,497,303.95 : x
  2. Step 2: Convert to fraction form
    1,309,174,653.52/1,806,699,288.16 = 714,497,303.95/x
  3. Step 3: Cross multiply
    1,309,174,653.52x = 1,806,699,288.16 × 714,497,303.95
  4. Step 4: Simplify right side
    1,309,174,653.52x = 1,290,881,770,438,704,384
  5. Step 5: Solve for x
    x = 1,290,881,770,438,704,384/1,309,174,653.52
  6. Step 6: Final answer
    x = 986,027,163.73

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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.