Home / 181,205,162.92-271,843,271.52-72,009,980.92

Finding the Fourth Proportional to 181,205,162.92, 271,843,271.52 and 72,009,980.92

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Solution

The fourth proportional to 181,205,162.92, 271,843,271.52 and 72,009,980.92 is: 108,029,089.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,205,162.92 : 271,843,271.52 = 72,009,980.92 : x
  2. Step 2: Convert to fraction form
    181,205,162.92/271,843,271.52 = 72,009,980.92/x
  3. Step 3: Cross multiply
    181,205,162.92x = 271,843,271.52 × 72,009,980.92
  4. Step 4: Simplify right side
    181,205,162.92x = 19,575,428,795,385,580
  5. Step 5: Solve for x
    x = 19,575,428,795,385,580/181,205,162.92
  6. Step 6: Final answer
    x = 108,029,089.68

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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.