Home / 1,397,501,822.70-2,094,472,406.70-742,766,510.70

Finding the Fourth Proportional to 1,397,501,822.70, 2,094,472,406.70 and 742,766,510.70

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Solution

The fourth proportional to 1,397,501,822.70, 2,094,472,406.70 and 742,766,510.70 is: 1,113,203,529.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,501,822.70 : 2,094,472,406.70 = 742,766,510.70 : x
  2. Step 2: Convert to fraction form
    1,397,501,822.70/2,094,472,406.70 = 742,766,510.70/x
  3. Step 3: Cross multiply
    1,397,501,822.70x = 2,094,472,406.70 × 742,766,510.70
  4. Step 4: Simplify right side
    1,397,501,822.70x = 1,555,703,961,281,990,400
  5. Step 5: Solve for x
    x = 1,555,703,961,281,990,400/1,397,501,822.70
  6. Step 6: Final answer
    x = 1,113,203,529.34

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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.