Home / 148,173,695.40-222,260,543.10-145,339,343.40

Finding the Fourth Proportional to 148,173,695.40, 222,260,543.10 and 145,339,343.40

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Solution

The fourth proportional to 148,173,695.40, 222,260,543.10 and 145,339,343.40 is: 218,009,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,173,695.40 : 222,260,543.10 = 145,339,343.40 : x
  2. Step 2: Convert to fraction form
    148,173,695.40/222,260,543.10 = 145,339,343.40/x
  3. Step 3: Cross multiply
    148,173,695.40x = 222,260,543.10 × 145,339,343.40
  4. Step 4: Simplify right side
    148,173,695.40x = 32,303,201,397,881,400
  5. Step 5: Solve for x
    x = 32,303,201,397,881,400/148,173,695.40
  6. Step 6: Final answer
    x = 218,009,015.10

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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.