Home / 443,232,054.30-664,848,081.45-239,158,710.30

Finding the Fourth Proportional to 443,232,054.30, 664,848,081.45 and 239,158,710.30

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Solution

The fourth proportional to 443,232,054.30, 664,848,081.45 and 239,158,710.30 is: 358,738,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,054.30 : 664,848,081.45 = 239,158,710.30 : x
  2. Step 2: Convert to fraction form
    443,232,054.30/664,848,081.45 = 239,158,710.30/x
  3. Step 3: Cross multiply
    443,232,054.30x = 664,848,081.45 × 239,158,710.30
  4. Step 4: Simplify right side
    443,232,054.30x = 159,004,209,705,011,360
  5. Step 5: Solve for x
    x = 159,004,209,705,011,360/443,232,054.30
  6. Step 6: Final answer
    x = 358,738,065.45

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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.