Home / 170,112,012.80-255,168,019.20-97,254,003.20

Finding the Fourth Proportional to 170,112,012.80, 255,168,019.20 and 97,254,003.20

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Solution

The fourth proportional to 170,112,012.80, 255,168,019.20 and 97,254,003.20 is: 145,881,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,112,012.80 : 255,168,019.20 = 97,254,003.20 : x
  2. Step 2: Convert to fraction form
    170,112,012.80/255,168,019.20 = 97,254,003.20/x
  3. Step 3: Cross multiply
    170,112,012.80x = 255,168,019.20 × 97,254,003.20
  4. Step 4: Simplify right side
    170,112,012.80x = 24,816,111,355,814,460
  5. Step 5: Solve for x
    x = 24,816,111,355,814,460/170,112,012.80
  6. Step 6: Final answer
    x = 145,881,004.80

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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.