Home / 432,109,176.77-648,191,617.02-151,955,723.36

Finding the Fourth Proportional to 432,109,176.77, 648,191,617.02 and 151,955,723.36

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Solution

The fourth proportional to 432,109,176.77, 648,191,617.02 and 151,955,723.36 is: 227,943,379.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,109,176.77 : 648,191,617.02 = 151,955,723.36 : x
  2. Step 2: Convert to fraction form
    432,109,176.77/648,191,617.02 = 151,955,723.36/x
  3. Step 3: Cross multiply
    432,109,176.77x = 648,191,617.02 × 151,955,723.36
  4. Step 4: Simplify right side
    432,109,176.77x = 98,496,426,036,921,216
  5. Step 5: Solve for x
    x = 98,496,426,036,921,216/432,109,176.77
  6. Step 6: Final answer
    x = 227,943,379.44

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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.