Home / 134,389,968.90-201,584,953.35-66,365,520.90

Finding the Fourth Proportional to 134,389,968.90, 201,584,953.35 and 66,365,520.90

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Solution

The fourth proportional to 134,389,968.90, 201,584,953.35 and 66,365,520.90 is: 99,548,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,389,968.90 : 201,584,953.35 = 66,365,520.90 : x
  2. Step 2: Convert to fraction form
    134,389,968.90/201,584,953.35 = 66,365,520.90/x
  3. Step 3: Cross multiply
    134,389,968.90x = 201,584,953.35 × 66,365,520.90
  4. Step 4: Simplify right side
    134,389,968.90x = 13,378,290,434,674,950
  5. Step 5: Solve for x
    x = 13,378,290,434,674,950/134,389,968.90
  6. Step 6: Final answer
    x = 99,548,281.35

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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.