Home / 1,347,972,191.20-2,022,182,235.60-530,111,173.60

Finding the Fourth Proportional to 1,347,972,191.20, 2,022,182,235.60 and 530,111,173.60

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Solution

The fourth proportional to 1,347,972,191.20, 2,022,182,235.60 and 530,111,173.60 is: 795,254,831.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,972,191.20 : 2,022,182,235.60 = 530,111,173.60 : x
  2. Step 2: Convert to fraction form
    1,347,972,191.20/2,022,182,235.60 = 530,111,173.60/x
  3. Step 3: Cross multiply
    1,347,972,191.20x = 2,022,182,235.60 × 530,111,173.60
  4. Step 4: Simplify right side
    1,347,972,191.20x = 1,071,981,398,146,987,648
  5. Step 5: Solve for x
    x = 1,071,981,398,146,987,648/1,347,972,191.20
  6. Step 6: Final answer
    x = 795,254,831.77

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Double scale
Find fourth proportional to 1,347,972,192.20, 2,022,182,237.10 and 530,111,174.60
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1.5x scale

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.