Home / 191,565,620.60-287,348,430.90-176,784,999.80

Finding the Fourth Proportional to 191,565,620.60, 287,348,430.90 and 176,784,999.80

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Solution

The fourth proportional to 191,565,620.60, 287,348,430.90 and 176,784,999.80 is: 265,177,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,565,620.60 : 287,348,430.90 = 176,784,999.80 : x
  2. Step 2: Convert to fraction form
    191,565,620.60/287,348,430.90 = 176,784,999.80/x
  3. Step 3: Cross multiply
    191,565,620.60x = 287,348,430.90 × 176,784,999.80
  4. Step 4: Simplify right side
    191,565,620.60x = 50,798,892,299,186,816
  5. Step 5: Solve for x
    x = 50,798,892,299,186,816/191,565,620.60
  6. Step 6: Final answer
    x = 265,177,499.70

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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.