Home / 104,328,008.60-156,492,012.90-66,032,763.80

Finding the Fourth Proportional to 104,328,008.60, 156,492,012.90 and 66,032,763.80

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Solution

The fourth proportional to 104,328,008.60, 156,492,012.90 and 66,032,763.80 is: 99,049,145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,328,008.60 : 156,492,012.90 = 66,032,763.80 : x
  2. Step 2: Convert to fraction form
    104,328,008.60/156,492,012.90 = 66,032,763.80/x
  3. Step 3: Cross multiply
    104,328,008.60x = 156,492,012.90 × 66,032,763.80
  4. Step 4: Simplify right side
    104,328,008.60x = 10,333,600,124,412,252
  5. Step 5: Solve for x
    x = 10,333,600,124,412,252/104,328,008.60
  6. Step 6: Final answer
    x = 99,049,145.70

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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.