Home / 399,433,329.60-598,772,080.80-235,796,740.80

Finding the Fourth Proportional to 399,433,329.60, 598,772,080.80 and 235,796,740.80

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Solution

The fourth proportional to 399,433,329.60, 598,772,080.80 and 235,796,740.80 is: 353,472,018.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,433,329.60 : 598,772,080.80 = 235,796,740.80 : x
  2. Step 2: Convert to fraction form
    399,433,329.60/598,772,080.80 = 235,796,740.80/x
  3. Step 3: Cross multiply
    399,433,329.60x = 598,772,080.80 × 235,796,740.80
  4. Step 4: Simplify right side
    399,433,329.60x = 141,188,505,134,674,256
  5. Step 5: Solve for x
    x = 141,188,505,134,674,256/399,433,329.60
  6. Step 6: Final answer
    x = 353,472,018.16

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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.