Home / 623,796,544.80-935,694,817.20-163,781,215.20

Finding the Fourth Proportional to 623,796,544.80, 935,694,817.20 and 163,781,215.20

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Solution

The fourth proportional to 623,796,544.80, 935,694,817.20 and 163,781,215.20 is: 245,671,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,796,544.80 : 935,694,817.20 = 163,781,215.20 : x
  2. Step 2: Convert to fraction form
    623,796,544.80/935,694,817.20 = 163,781,215.20/x
  3. Step 3: Cross multiply
    623,796,544.80x = 935,694,817.20 × 163,781,215.20
  4. Step 4: Simplify right side
    623,796,544.80x = 153,249,234,217,357,856
  5. Step 5: Solve for x
    x = 153,249,234,217,357,856/623,796,544.80
  6. Step 6: Final answer
    x = 245,671,822.80

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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.