Home / 104,328,045.60-156,492,068.40-87,447,904.80

Finding the Fourth Proportional to 104,328,045.60, 156,492,068.40 and 87,447,904.80

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Solution

The fourth proportional to 104,328,045.60, 156,492,068.40 and 87,447,904.80 is: 131,171,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,328,045.60 : 156,492,068.40 = 87,447,904.80 : x
  2. Step 2: Convert to fraction form
    104,328,045.60/156,492,068.40 = 87,447,904.80/x
  3. Step 3: Cross multiply
    104,328,045.60x = 156,492,068.40 × 87,447,904.80
  4. Step 4: Simplify right side
    104,328,045.60x = 13,684,903,499,398,288
  5. Step 5: Solve for x
    x = 13,684,903,499,398,288/104,328,045.60
  6. Step 6: Final answer
    x = 131,171,857.20

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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.