Home / 153,221,131.40-229,831,697.10-134,089,255.40

Finding the Fourth Proportional to 153,221,131.40, 229,831,697.10 and 134,089,255.40

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Solution

The fourth proportional to 153,221,131.40, 229,831,697.10 and 134,089,255.40 is: 201,133,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,221,131.40 : 229,831,697.10 = 134,089,255.40 : x
  2. Step 2: Convert to fraction form
    153,221,131.40/229,831,697.10 = 134,089,255.40/x
  3. Step 3: Cross multiply
    153,221,131.40x = 229,831,697.10 × 134,089,255.40
  4. Step 4: Simplify right side
    153,221,131.40x = 30,817,961,131,457,340
  5. Step 5: Solve for x
    x = 30,817,961,131,457,340/153,221,131.40
  6. Step 6: Final answer
    x = 201,133,883.10

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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.