Home / 607,631,319.60-911,471,862.60-176,809,815.60

Finding the Fourth Proportional to 607,631,319.60, 911,471,862.60 and 176,809,815.60

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Solution

The fourth proportional to 607,631,319.60, 911,471,862.60 and 176,809,815.60 is: 265,221,963.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,631,319.60 : 911,471,862.60 = 176,809,815.60 : x
  2. Step 2: Convert to fraction form
    607,631,319.60/911,471,862.60 = 176,809,815.60/x
  3. Step 3: Cross multiply
    607,631,319.60x = 911,471,862.60 × 176,809,815.60
  4. Step 4: Simplify right side
    607,631,319.60x = 161,157,171,950,894,528
  5. Step 5: Solve for x
    x = 161,157,171,950,894,528/607,631,319.60
  6. Step 6: Final answer
    x = 265,221,963.96

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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.