Home / 1,025,062,624.65-1,538,153,690.08-434,761,043.82

Finding the Fourth Proportional to 1,025,062,624.65, 1,538,153,690.08 and 434,761,043.82

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Solution

The fourth proportional to 1,025,062,624.65, 1,538,153,690.08 and 434,761,043.82 is: 652,378,974.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,062,624.65 : 1,538,153,690.08 = 434,761,043.82 : x
  2. Step 2: Convert to fraction form
    1,025,062,624.65/1,538,153,690.08 = 434,761,043.82/x
  3. Step 3: Cross multiply
    1,025,062,624.65x = 1,538,153,690.08 × 434,761,043.82
  4. Step 4: Simplify right side
    1,025,062,624.65x = 668,729,303,854,765,568
  5. Step 5: Solve for x
    x = 668,729,303,854,765,568/1,025,062,624.65
  6. Step 6: Final answer
    x = 652,378,974.49

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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.