Home / 293,817,991.20-440,726,986.80-157,769,095.20

Finding the Fourth Proportional to 293,817,991.20, 440,726,986.80 and 157,769,095.20

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Solution

The fourth proportional to 293,817,991.20, 440,726,986.80 and 157,769,095.20 is: 236,653,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,817,991.20 : 440,726,986.80 = 157,769,095.20 : x
  2. Step 2: Convert to fraction form
    293,817,991.20/440,726,986.80 = 157,769,095.20/x
  3. Step 3: Cross multiply
    293,817,991.20x = 440,726,986.80 × 157,769,095.20
  4. Step 4: Simplify right side
    293,817,991.20x = 69,533,097,937,658,336
  5. Step 5: Solve for x
    x = 69,533,097,937,658,336/293,817,991.20
  6. Step 6: Final answer
    x = 236,653,642.80

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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.