Home / 178,058,629.08-245,718,213.80-99,744,985.17

Finding the Fourth Proportional to 178,058,629.08, 245,718,213.80 and 99,744,985.17

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Solution

The fourth proportional to 178,058,629.08, 245,718,213.80 and 99,744,985.17 is: 137,646,570.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,058,629.08 : 245,718,213.80 = 99,744,985.17 : x
  2. Step 2: Convert to fraction form
    178,058,629.08/245,718,213.80 = 99,744,985.17/x
  3. Step 3: Cross multiply
    178,058,629.08x = 245,718,213.80 × 99,744,985.17
  4. Step 4: Simplify right side
    178,058,629.08x = 24,509,159,590,981,164
  5. Step 5: Solve for x
    x = 24,509,159,590,981,164/178,058,629.08
  6. Step 6: Final answer
    x = 137,646,570.22

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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.