Home / 199,287,415.60-298,931,123.40-158,976,631.60

Finding the Fourth Proportional to 199,287,415.60, 298,931,123.40 and 158,976,631.60

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Solution

The fourth proportional to 199,287,415.60, 298,931,123.40 and 158,976,631.60 is: 238,464,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,287,415.60 : 298,931,123.40 = 158,976,631.60 : x
  2. Step 2: Convert to fraction form
    199,287,415.60/298,931,123.40 = 158,976,631.60/x
  3. Step 3: Cross multiply
    199,287,415.60x = 298,931,123.40 × 158,976,631.60
  4. Step 4: Simplify right side
    199,287,415.60x = 47,523,063,078,535,936
  5. Step 5: Solve for x
    x = 47,523,063,078,535,936/199,287,415.60
  6. Step 6: Final answer
    x = 238,464,947.40

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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.