Home / 416,355,145.10-624,084,820.05-157,470,332.30

Finding the Fourth Proportional to 416,355,145.10, 624,084,820.05 and 157,470,332.30

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Solution

The fourth proportional to 416,355,145.10, 624,084,820.05 and 157,470,332.30 is: 236,036,098.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,355,145.10 : 624,084,820.05 = 157,470,332.30 : x
  2. Step 2: Convert to fraction form
    416,355,145.10/624,084,820.05 = 157,470,332.30/x
  3. Step 3: Cross multiply
    416,355,145.10x = 624,084,820.05 × 157,470,332.30
  4. Step 4: Simplify right side
    416,355,145.10x = 98,274,843,996,659,200
  5. Step 5: Solve for x
    x = 98,274,843,996,659,200/416,355,145.10
  6. Step 6: Final answer
    x = 236,036,098.40

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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.