Home / 424,334,000.12-636,501,176.66-190,892,043.36

Finding the Fourth Proportional to 424,334,000.12, 636,501,176.66 and 190,892,043.36

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Solution

The fourth proportional to 424,334,000.12, 636,501,176.66 and 190,892,043.36 is: 286,338,144.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,334,000.12 : 636,501,176.66 = 190,892,043.36 : x
  2. Step 2: Convert to fraction form
    424,334,000.12/636,501,176.66 = 190,892,043.36/x
  3. Step 3: Cross multiply
    424,334,000.12x = 636,501,176.66 × 190,892,043.36
  4. Step 4: Simplify right side
    424,334,000.12x = 121,503,010,212,717,280
  5. Step 5: Solve for x
    x = 121,503,010,212,717,280/424,334,000.12
  6. Step 6: Final answer
    x = 286,338,144.43

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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.