Home / 122,484,530.40-183,514,219.20-79,331,521.20

Finding the Fourth Proportional to 122,484,530.40, 183,514,219.20 and 79,331,521.20

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Solution

The fourth proportional to 122,484,530.40, 183,514,219.20 and 79,331,521.20 is: 118,859,599.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,484,530.40 : 183,514,219.20 = 79,331,521.20 : x
  2. Step 2: Convert to fraction form
    122,484,530.40/183,514,219.20 = 79,331,521.20/x
  3. Step 3: Cross multiply
    122,484,530.40x = 183,514,219.20 × 79,331,521.20
  4. Step 4: Simplify right side
    122,484,530.40x = 14,558,462,170,966,246
  5. Step 5: Solve for x
    x = 14,558,462,170,966,246/122,484,530.40
  6. Step 6: Final answer
    x = 118,859,599.03

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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.