Home / 346,792,549.05-478,110,761.06-275,501,969.42

Finding the Fourth Proportional to 346,792,549.05, 478,110,761.06 and 275,501,969.42

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Solution

The fourth proportional to 346,792,549.05, 478,110,761.06 and 275,501,969.42 is: 379,824,931.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,792,549.05 : 478,110,761.06 = 275,501,969.42 : x
  2. Step 2: Convert to fraction form
    346,792,549.05/478,110,761.06 = 275,501,969.42/x
  3. Step 3: Cross multiply
    346,792,549.05x = 478,110,761.06 × 275,501,969.42
  4. Step 4: Simplify right side
    346,792,549.05x = 131,720,456,269,156,992
  5. Step 5: Solve for x
    x = 131,720,456,269,156,992/346,792,549.05
  6. Step 6: Final answer
    x = 379,824,931.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.