Home / 134,294,401.60-201,441,602.40-66,122,987.20

Finding the Fourth Proportional to 134,294,401.60, 201,441,602.40 and 66,122,987.20

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Solution

The fourth proportional to 134,294,401.60, 201,441,602.40 and 66,122,987.20 is: 99,184,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,294,401.60 : 201,441,602.40 = 66,122,987.20 : x
  2. Step 2: Convert to fraction form
    134,294,401.60/201,441,602.40 = 66,122,987.20/x
  3. Step 3: Cross multiply
    134,294,401.60x = 201,441,602.40 × 66,122,987.20
  4. Step 4: Simplify right side
    134,294,401.60x = 13,319,920,497,042,690
  5. Step 5: Solve for x
    x = 13,319,920,497,042,690/134,294,401.60
  6. Step 6: Final answer
    x = 99,184,480.80

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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.