Home / 164,835,079.80-247,252,619.70-155,429,230.20

Finding the Fourth Proportional to 164,835,079.80, 247,252,619.70 and 155,429,230.20

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Solution

The fourth proportional to 164,835,079.80, 247,252,619.70 and 155,429,230.20 is: 233,143,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,835,079.80 : 247,252,619.70 = 155,429,230.20 : x
  2. Step 2: Convert to fraction form
    164,835,079.80/247,252,619.70 = 155,429,230.20/x
  3. Step 3: Cross multiply
    164,835,079.80x = 247,252,619.70 × 155,429,230.20
  4. Step 4: Simplify right side
    164,835,079.80x = 38,430,284,344,904,352
  5. Step 5: Solve for x
    x = 38,430,284,344,904,352/164,835,079.80
  6. Step 6: Final answer
    x = 233,143,845.30

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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.