Home / 575,133,717.20-862,487,999.40-186,969,210.80

Finding the Fourth Proportional to 575,133,717.20, 862,487,999.40 and 186,969,210.80

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Solution

The fourth proportional to 575,133,717.20, 862,487,999.40 and 186,969,210.80 is: 280,384,710.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,133,717.20 : 862,487,999.40 = 186,969,210.80 : x
  2. Step 2: Convert to fraction form
    575,133,717.20/862,487,999.40 = 186,969,210.80/x
  3. Step 3: Cross multiply
    575,133,717.20x = 862,487,999.40 × 186,969,210.80
  4. Step 4: Simplify right side
    575,133,717.20x = 161,258,700,572,288,864
  5. Step 5: Solve for x
    x = 161,258,700,572,288,864/575,133,717.20
  6. Step 6: Final answer
    x = 280,384,710.11

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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.