Home / 105,069,052.80-157,178,426.40-92,314,468.80

Finding the Fourth Proportional to 105,069,052.80, 157,178,426.40 and 92,314,468.80

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Solution

The fourth proportional to 105,069,052.80, 157,178,426.40 and 92,314,468.80 is: 138,098,160.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,069,052.80 : 157,178,426.40 = 92,314,468.80 : x
  2. Step 2: Convert to fraction form
    105,069,052.80/157,178,426.40 = 92,314,468.80/x
  3. Step 3: Cross multiply
    105,069,052.80x = 157,178,426.40 × 92,314,468.80
  4. Step 4: Simplify right side
    105,069,052.80x = 14,509,842,939,935,896
  5. Step 5: Solve for x
    x = 14,509,842,939,935,896/105,069,052.80
  6. Step 6: Final answer
    x = 138,098,160.72

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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.