Home / 338,940,004.60-508,457,246.10-144,849,878.20

Finding the Fourth Proportional to 338,940,004.60, 508,457,246.10 and 144,849,878.20

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Solution

The fourth proportional to 338,940,004.60, 508,457,246.10 and 144,849,878.20 is: 217,295,005.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,940,004.60 : 508,457,246.10 = 144,849,878.20 : x
  2. Step 2: Convert to fraction form
    338,940,004.60/508,457,246.10 = 144,849,878.20/x
  3. Step 3: Cross multiply
    338,940,004.60x = 508,457,246.10 × 144,849,878.20
  4. Step 4: Simplify right side
    338,940,004.60x = 73,649,970,167,492,416
  5. Step 5: Solve for x
    x = 73,649,970,167,492,416/338,940,004.60
  6. Step 6: Final answer
    x = 217,295,005.51

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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.