Home / 134,012,131.20-201,018,196.80-57,342,909.60

Finding the Fourth Proportional to 134,012,131.20, 201,018,196.80 and 57,342,909.60

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Solution

The fourth proportional to 134,012,131.20, 201,018,196.80 and 57,342,909.60 is: 86,014,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,012,131.20 : 201,018,196.80 = 57,342,909.60 : x
  2. Step 2: Convert to fraction form
    134,012,131.20/201,018,196.80 = 57,342,909.60/x
  3. Step 3: Cross multiply
    134,012,131.20x = 201,018,196.80 × 57,342,909.60
  4. Step 4: Simplify right side
    134,012,131.20x = 11,526,968,287,057,410
  5. Step 5: Solve for x
    x = 11,526,968,287,057,410/134,012,131.20
  6. Step 6: Final answer
    x = 86,014,364.40

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1.5x scale

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.