Home / 979,986,342.93-1,352,364,123.78-533,953,370.93

Finding the Fourth Proportional to 979,986,342.93, 1,352,364,123.78 and 533,953,370.93

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Solution

The fourth proportional to 979,986,342.93, 1,352,364,123.78 and 533,953,370.93 is: 736,846,373.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,986,342.93 : 1,352,364,123.78 = 533,953,370.93 : x
  2. Step 2: Convert to fraction form
    979,986,342.93/1,352,364,123.78 = 533,953,370.93/x
  3. Step 3: Cross multiply
    979,986,342.93x = 1,352,364,123.78 × 533,953,370.93
  4. Step 4: Simplify right side
    979,986,342.93x = 722,099,382,610,364,928
  5. Step 5: Solve for x
    x = 722,099,382,610,364,928/979,986,342.93
  6. Step 6: Final answer
    x = 736,846,373.24

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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.