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Finding the Fourth Proportional to 898,973,609.96, 1,348,462,149.66 and 346,536,187.88

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Solution

The fourth proportional to 898,973,609.96, 1,348,462,149.66 and 346,536,187.88 is: 519,804,950.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,973,609.96 : 1,348,462,149.66 = 346,536,187.88 : x
  2. Step 2: Convert to fraction form
    898,973,609.96/1,348,462,149.66 = 346,536,187.88/x
  3. Step 3: Cross multiply
    898,973,609.96x = 1,348,462,149.66 × 346,536,187.88
  4. Step 4: Simplify right side
    898,973,609.96x = 467,290,932,843,646,464
  5. Step 5: Solve for x
    x = 467,290,932,843,646,464/898,973,609.96
  6. Step 6: Final answer
    x = 519,804,950.52

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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.