Home / 265,292,499.60-398,349,322.20-144,360,147.60

Finding the Fourth Proportional to 265,292,499.60, 398,349,322.20 and 144,360,147.60

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Solution

The fourth proportional to 265,292,499.60, 398,349,322.20 and 144,360,147.60 is: 216,763,636.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,292,499.60 : 398,349,322.20 = 144,360,147.60 : x
  2. Step 2: Convert to fraction form
    265,292,499.60/398,349,322.20 = 144,360,147.60/x
  3. Step 3: Cross multiply
    265,292,499.60x = 398,349,322.20 × 144,360,147.60
  4. Step 4: Simplify right side
    265,292,499.60x = 57,505,766,949,151,952
  5. Step 5: Solve for x
    x = 57,505,766,949,151,952/265,292,499.60
  6. Step 6: Final answer
    x = 216,763,636.50

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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.