Home / 448,985,071.82-615,099,265.76-432,198,566.77

Finding the Fourth Proportional to 448,985,071.82, 615,099,265.76 and 432,198,566.77

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Solution

The fourth proportional to 448,985,071.82, 615,099,265.76 and 432,198,566.77 is: 592,102,138.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,985,071.82 : 615,099,265.76 = 432,198,566.77 : x
  2. Step 2: Convert to fraction form
    448,985,071.82/615,099,265.76 = 432,198,566.77/x
  3. Step 3: Cross multiply
    448,985,071.82x = 615,099,265.76 × 432,198,566.77
  4. Step 4: Simplify right side
    448,985,071.82x = 265,845,021,082,294,080
  5. Step 5: Solve for x
    x = 265,845,021,082,294,080/448,985,071.82
  6. Step 6: Final answer
    x = 592,102,138.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.