Home / 413,159,549.09-619,835,064.90-118,058,512.45

Finding the Fourth Proportional to 413,159,549.09, 619,835,064.90 and 118,058,512.45

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Solution

The fourth proportional to 413,159,549.09, 619,835,064.90 and 118,058,512.45 is: 177,115,126.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,159,549.09 : 619,835,064.90 = 118,058,512.45 : x
  2. Step 2: Convert to fraction form
    413,159,549.09/619,835,064.90 = 118,058,512.45/x
  3. Step 3: Cross multiply
    413,159,549.09x = 619,835,064.90 × 118,058,512.45
  4. Step 4: Simplify right side
    413,159,549.09x = 73,176,805,726,443,200
  5. Step 5: Solve for x
    x = 73,176,805,726,443,200/413,159,549.09
  6. Step 6: Final answer
    x = 177,115,126.32

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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.