Home / 134,465,415.80-201,698,123.70-122,986,290.20

Finding the Fourth Proportional to 134,465,415.80, 201,698,123.70 and 122,986,290.20

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Solution

The fourth proportional to 134,465,415.80, 201,698,123.70 and 122,986,290.20 is: 184,479,435.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,465,415.80 : 201,698,123.70 = 122,986,290.20 : x
  2. Step 2: Convert to fraction form
    134,465,415.80/201,698,123.70 = 122,986,290.20/x
  3. Step 3: Cross multiply
    134,465,415.80x = 201,698,123.70 × 122,986,290.20
  4. Step 4: Simplify right side
    134,465,415.80x = 24,806,103,974,163,696
  5. Step 5: Solve for x
    x = 24,806,103,974,163,696/134,465,415.80
  6. Step 6: Final answer
    x = 184,479,435.30

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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.