Home / 141,937,682.40-212,890,777.20-39,712,053.60

Finding the Fourth Proportional to 141,937,682.40, 212,890,777.20 and 39,712,053.60

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Solution

The fourth proportional to 141,937,682.40, 212,890,777.20 and 39,712,053.60 is: 59,563,674.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,937,682.40 : 212,890,777.20 = 39,712,053.60 : x
  2. Step 2: Convert to fraction form
    141,937,682.40/212,890,777.20 = 39,712,053.60/x
  3. Step 3: Cross multiply
    141,937,682.40x = 212,890,777.20 × 39,712,053.60
  4. Step 4: Simplify right side
    141,937,682.40x = 8,454,329,955,112,058
  5. Step 5: Solve for x
    x = 8,454,329,955,112,058/141,937,682.40
  6. Step 6: Final answer
    x = 59,563,674.79

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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.