Home / 676,907,898.58-933,789,110.52-442,096,007.14

Finding the Fourth Proportional to 676,907,898.58, 933,789,110.52 and 442,096,007.14

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Solution

The fourth proportional to 676,907,898.58, 933,789,110.52 and 442,096,007.14 is: 609,867,957.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,907,898.58 : 933,789,110.52 = 442,096,007.14 : x
  2. Step 2: Convert to fraction form
    676,907,898.58/933,789,110.52 = 442,096,007.14/x
  3. Step 3: Cross multiply
    676,907,898.58x = 933,789,110.52 × 442,096,007.14
  4. Step 4: Simplify right side
    676,907,898.58x = 412,824,437,271,704,128
  5. Step 5: Solve for x
    x = 412,824,437,271,704,128/676,907,898.58
  6. Step 6: Final answer
    x = 609,867,957.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.