Home / 181,710,014.80-272,565,022.20-109,150,603.60

Finding the Fourth Proportional to 181,710,014.80, 272,565,022.20 and 109,150,603.60

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Solution

The fourth proportional to 181,710,014.80, 272,565,022.20 and 109,150,603.60 is: 163,725,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,710,014.80 : 272,565,022.20 = 109,150,603.60 : x
  2. Step 2: Convert to fraction form
    181,710,014.80/272,565,022.20 = 109,150,603.60/x
  3. Step 3: Cross multiply
    181,710,014.80x = 272,565,022.20 × 109,150,603.60
  4. Step 4: Simplify right side
    181,710,014.80x = 29,750,636,693,377,396
  5. Step 5: Solve for x
    x = 29,750,636,693,377,396/181,710,014.80
  6. Step 6: Final answer
    x = 163,725,905.40

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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.