Home / 170,112,013.80-255,168,020.70-97,254,004.20

Finding the Fourth Proportional to 170,112,013.80, 255,168,020.70 and 97,254,004.20

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Solution

The fourth proportional to 170,112,013.80, 255,168,020.70 and 97,254,004.20 is: 145,881,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,112,013.80 : 255,168,020.70 = 97,254,004.20 : x
  2. Step 2: Convert to fraction form
    170,112,013.80/255,168,020.70 = 97,254,004.20/x
  3. Step 3: Cross multiply
    170,112,013.80x = 255,168,020.70 × 97,254,004.20
  4. Step 4: Simplify right side
    170,112,013.80x = 24,816,111,756,863,488
  5. Step 5: Solve for x
    x = 24,816,111,756,863,488/170,112,013.80
  6. Step 6: Final answer
    x = 145,881,006.30

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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.