Home / 291,260,044.60-436,890,066.90-262,034,726.20

Finding the Fourth Proportional to 291,260,044.60, 436,890,066.90 and 262,034,726.20

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Solution

The fourth proportional to 291,260,044.60, 436,890,066.90 and 262,034,726.20 is: 393,052,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,260,044.60 : 436,890,066.90 = 262,034,726.20 : x
  2. Step 2: Convert to fraction form
    291,260,044.60/436,890,066.90 = 262,034,726.20/x
  3. Step 3: Cross multiply
    291,260,044.60x = 436,890,066.90 × 262,034,726.20
  4. Step 4: Simplify right side
    291,260,044.60x = 114,480,369,059,641,168
  5. Step 5: Solve for x
    x = 114,480,369,059,641,168/291,260,044.60
  6. Step 6: Final answer
    x = 393,052,089.30

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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.