Home / 171,699,246.80-257,548,870.20-103,506,837.20

Finding the Fourth Proportional to 171,699,246.80, 257,548,870.20 and 103,506,837.20

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Solution

The fourth proportional to 171,699,246.80, 257,548,870.20 and 103,506,837.20 is: 155,260,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,699,246.80 : 257,548,870.20 = 103,506,837.20 : x
  2. Step 2: Convert to fraction form
    171,699,246.80/257,548,870.20 = 103,506,837.20/x
  3. Step 3: Cross multiply
    171,699,246.80x = 257,548,870.20 × 103,506,837.20
  4. Step 4: Simplify right side
    171,699,246.80x = 26,658,068,978,835,332
  5. Step 5: Solve for x
    x = 26,658,068,978,835,332/171,699,246.80
  6. Step 6: Final answer
    x = 155,260,255.80

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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.