Home / 191,657,078.20-287,485,617.30-62,268,909.40

Finding the Fourth Proportional to 191,657,078.20, 287,485,617.30 and 62,268,909.40

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Solution

The fourth proportional to 191,657,078.20, 287,485,617.30 and 62,268,909.40 is: 93,403,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,657,078.20 : 287,485,617.30 = 62,268,909.40 : x
  2. Step 2: Convert to fraction form
    191,657,078.20/287,485,617.30 = 62,268,909.40/x
  3. Step 3: Cross multiply
    191,657,078.20x = 287,485,617.30 × 62,268,909.40
  4. Step 4: Simplify right side
    191,657,078.20x = 17,901,415,857,456,772
  5. Step 5: Solve for x
    x = 17,901,415,857,456,772/191,657,078.20
  6. Step 6: Final answer
    x = 93,403,364.10

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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.