Home / 1,137,814,941.66-1,706,723,071.86-319,927,242.66

Finding the Fourth Proportional to 1,137,814,941.66, 1,706,723,071.86 and 319,927,242.66

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Solution

The fourth proportional to 1,137,814,941.66, 1,706,723,071.86 and 319,927,242.66 is: 479,891,049.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,814,941.66 : 1,706,723,071.86 = 319,927,242.66 : x
  2. Step 2: Convert to fraction form
    1,137,814,941.66/1,706,723,071.86 = 319,927,242.66/x
  3. Step 3: Cross multiply
    1,137,814,941.66x = 1,706,723,071.86 × 319,927,242.66
  4. Step 4: Simplify right side
    1,137,814,941.66x = 546,027,206,364,374,848
  5. Step 5: Solve for x
    x = 546,027,206,364,374,848/1,137,814,941.66
  6. Step 6: Final answer
    x = 479,891,049.39

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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.