Home / 319,206,424.56-478,989,014.04-173,650,173

Finding the Fourth Proportional to 319,206,424.56, 478,989,014.04 and 173,650,173

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Solution

The fourth proportional to 319,206,424.56, 478,989,014.04 and 173,650,173 is: 260,572,841.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,206,424.56 : 478,989,014.04 = 173,650,173 : x
  2. Step 2: Convert to fraction form
    319,206,424.56/478,989,014.04 = 173,650,173/x
  3. Step 3: Cross multiply
    319,206,424.56x = 478,989,014.04 × 173,650,173
  4. Step 4: Simplify right side
    319,206,424.56x = 83,176,525,153,145,440
  5. Step 5: Solve for x
    x = 83,176,525,153,145,440/319,206,424.56
  6. Step 6: Final answer
    x = 260,572,841.75

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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.