Home / 146,519,703.60-220,031,497.80-103,689,495.60

Finding the Fourth Proportional to 146,519,703.60, 220,031,497.80 and 103,689,495.60

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Solution

The fourth proportional to 146,519,703.60, 220,031,497.80 and 103,689,495.60 is: 155,712,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,519,703.60 : 220,031,497.80 = 103,689,495.60 : x
  2. Step 2: Convert to fraction form
    146,519,703.60/220,031,497.80 = 103,689,495.60/x
  3. Step 3: Cross multiply
    146,519,703.60x = 220,031,497.80 × 103,689,495.60
  4. Step 4: Simplify right side
    146,519,703.60x = 22,814,955,022,994,508
  5. Step 5: Solve for x
    x = 22,814,955,022,994,508/146,519,703.60
  6. Step 6: Final answer
    x = 155,712,538.74

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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.