Home / 163,718,060.44-225,931,645.02-90,379,805.08

Finding the Fourth Proportional to 163,718,060.44, 225,931,645.02 and 90,379,805.08

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Solution

The fourth proportional to 163,718,060.44, 225,931,645.02 and 90,379,805.08 is: 124,724,529.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,718,060.44 : 225,931,645.02 = 90,379,805.08 : x
  2. Step 2: Convert to fraction form
    163,718,060.44/225,931,645.02 = 90,379,805.08/x
  3. Step 3: Cross multiply
    163,718,060.44x = 225,931,645.02 × 90,379,805.08
  4. Step 4: Simplify right side
    163,718,060.44x = 20,419,658,038,311,352
  5. Step 5: Solve for x
    x = 20,419,658,038,311,352/163,718,060.44
  6. Step 6: Final answer
    x = 124,724,529.37

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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.