Home / 231,451,228.80-347,574,974.40-163,768,924.80

Finding the Fourth Proportional to 231,451,228.80, 347,574,974.40 and 163,768,924.80

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Solution

The fourth proportional to 231,451,228.80, 347,574,974.40 and 163,768,924.80 is: 245,935,094.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,451,228.80 : 347,574,974.40 = 163,768,924.80 : x
  2. Step 2: Convert to fraction form
    231,451,228.80/347,574,974.40 = 163,768,924.80/x
  3. Step 3: Cross multiply
    231,451,228.80x = 347,574,974.40 × 163,768,924.80
  4. Step 4: Simplify right side
    231,451,228.80x = 56,921,979,844,875,528
  5. Step 5: Solve for x
    x = 56,921,979,844,875,528/231,451,228.80
  6. Step 6: Final answer
    x = 245,935,094.58

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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.