Home / 288,206,057.31-432,335,661.93-94,118,489.70

Finding the Fourth Proportional to 288,206,057.31, 432,335,661.93 and 94,118,489.70

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Solution

The fourth proportional to 288,206,057.31, 432,335,661.93 and 94,118,489.70 is: 141,186,413.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,206,057.31 : 432,335,661.93 = 94,118,489.70 : x
  2. Step 2: Convert to fraction form
    288,206,057.31/432,335,661.93 = 94,118,489.70/x
  3. Step 3: Cross multiply
    288,206,057.31x = 432,335,661.93 × 94,118,489.70
  4. Step 4: Simplify right side
    288,206,057.31x = 40,690,779,544,301,392
  5. Step 5: Solve for x
    x = 40,690,779,544,301,392/288,206,057.31
  6. Step 6: Final answer
    x = 141,186,413.37

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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.