Home / 312,057,776.40-467,190,869.40-303,099,824.40

Finding the Fourth Proportional to 312,057,776.40, 467,190,869.40 and 303,099,824.40

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Solution

The fourth proportional to 312,057,776.40, 467,190,869.40 and 303,099,824.40 is: 453,779,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,057,776.40 : 467,190,869.40 = 303,099,824.40 : x
  2. Step 2: Convert to fraction form
    312,057,776.40/467,190,869.40 = 303,099,824.40/x
  3. Step 3: Cross multiply
    312,057,776.40x = 467,190,869.40 × 303,099,824.40
  4. Step 4: Simplify right side
    312,057,776.40x = 141,605,470,476,423,312
  5. Step 5: Solve for x
    x = 141,605,470,476,423,312/312,057,776.40
  6. Step 6: Final answer
    x = 453,779,656.16

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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.