Home / 169,821,986.16-254,731,579.44-48,653,554.80

Finding the Fourth Proportional to 169,821,986.16, 254,731,579.44 and 48,653,554.80

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Solution

The fourth proportional to 169,821,986.16, 254,731,579.44 and 48,653,554.80 is: 72,979,931.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,821,986.16 : 254,731,579.44 = 48,653,554.80 : x
  2. Step 2: Convert to fraction form
    169,821,986.16/254,731,579.44 = 48,653,554.80/x
  3. Step 3: Cross multiply
    169,821,986.16x = 254,731,579.44 × 48,653,554.80
  4. Step 4: Simplify right side
    169,821,986.16x = 12,393,596,859,574,592
  5. Step 5: Solve for x
    x = 12,393,596,859,574,592/169,821,986.16
  6. Step 6: Final answer
    x = 72,979,931.16

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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.