Home / 472,393,296.60-708,589,944.90-357,602,040.60

Finding the Fourth Proportional to 472,393,296.60, 708,589,944.90 and 357,602,040.60

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Solution

The fourth proportional to 472,393,296.60, 708,589,944.90 and 357,602,040.60 is: 536,403,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,296.60 : 708,589,944.90 = 357,602,040.60 : x
  2. Step 2: Convert to fraction form
    472,393,296.60/708,589,944.90 = 357,602,040.60/x
  3. Step 3: Cross multiply
    472,393,296.60x = 708,589,944.90 × 357,602,040.60
  4. Step 4: Simplify right side
    472,393,296.60x = 253,393,210,244,881,568
  5. Step 5: Solve for x
    x = 253,393,210,244,881,568/472,393,296.60
  6. Step 6: Final answer
    x = 536,403,060.90

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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.