Home / 191,565,619.60-287,348,429.40-176,784,998.80

Finding the Fourth Proportional to 191,565,619.60, 287,348,429.40 and 176,784,998.80

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Solution

The fourth proportional to 191,565,619.60, 287,348,429.40 and 176,784,998.80 is: 265,177,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,565,619.60 : 287,348,429.40 = 176,784,998.80 : x
  2. Step 2: Convert to fraction form
    191,565,619.60/287,348,429.40 = 176,784,998.80/x
  3. Step 3: Cross multiply
    191,565,619.60x = 287,348,429.40 × 176,784,998.80
  4. Step 4: Simplify right side
    191,565,619.60x = 50,798,891,746,660,880
  5. Step 5: Solve for x
    x = 50,798,891,746,660,880/191,565,619.60
  6. Step 6: Final answer
    x = 265,177,498.20

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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.