Home / 429,316,888.03-644,078,860.00-149,157,026.37

Finding the Fourth Proportional to 429,316,888.03, 644,078,860.00 and 149,157,026.37

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Solution

The fourth proportional to 429,316,888.03, 644,078,860.00 and 149,157,026.37 is: 223,771,508.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,316,888.03 : 644,078,860.00 = 149,157,026.37 : x
  2. Step 2: Convert to fraction form
    429,316,888.03/644,078,860.00 = 149,157,026.37/x
  3. Step 3: Cross multiply
    429,316,888.03x = 644,078,860.00 × 149,157,026.37
  4. Step 4: Simplify right side
    429,316,888.03x = 96,068,887,505,006,640
  5. Step 5: Solve for x
    x = 96,068,887,505,006,640/429,316,888.03
  6. Step 6: Final answer
    x = 223,771,508.14

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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.