Home / 519,026,058.81-778,586,393.73-169,182,330.51

Finding the Fourth Proportional to 519,026,058.81, 778,586,393.73 and 169,182,330.51

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Solution

The fourth proportional to 519,026,058.81, 778,586,393.73 and 169,182,330.51 is: 253,788,915.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,026,058.81 : 778,586,393.73 = 169,182,330.51 : x
  2. Step 2: Convert to fraction form
    519,026,058.81/778,586,393.73 = 169,182,330.51/x
  3. Step 3: Cross multiply
    519,026,058.81x = 778,586,393.73 × 169,182,330.51
  4. Step 4: Simplify right side
    519,026,058.81x = 131,723,060,593,456,752
  5. Step 5: Solve for x
    x = 131,723,060,593,456,752/519,026,058.81
  6. Step 6: Final answer
    x = 253,788,915.52

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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.