Home / 413,664,284.10-570,852,068.63-225,488,457.90

Finding the Fourth Proportional to 413,664,284.10, 570,852,068.63 and 225,488,457.90

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Solution

The fourth proportional to 413,664,284.10, 570,852,068.63 and 225,488,457.90 is: 311,171,540.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,664,284.10 : 570,852,068.63 = 225,488,457.90 : x
  2. Step 2: Convert to fraction form
    413,664,284.10/570,852,068.63 = 225,488,457.90/x
  3. Step 3: Cross multiply
    413,664,284.10x = 570,852,068.63 × 225,488,457.90
  4. Step 4: Simplify right side
    413,664,284.10x = 128,720,552,644,403,664
  5. Step 5: Solve for x
    x = 128,720,552,644,403,664/413,664,284.10
  6. Step 6: Final answer
    x = 311,171,540.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.