Home / 171,774,668.40-257,662,002.60-103,750,220.40

Finding the Fourth Proportional to 171,774,668.40, 257,662,002.60 and 103,750,220.40

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Solution

The fourth proportional to 171,774,668.40, 257,662,002.60 and 103,750,220.40 is: 155,625,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,774,668.40 : 257,662,002.60 = 103,750,220.40 : x
  2. Step 2: Convert to fraction form
    171,774,668.40/257,662,002.60 = 103,750,220.40/x
  3. Step 3: Cross multiply
    171,774,668.40x = 257,662,002.60 × 103,750,220.40
  4. Step 4: Simplify right side
    171,774,668.40x = 26,732,489,558,455,372
  5. Step 5: Solve for x
    x = 26,732,489,558,455,372/171,774,668.40
  6. Step 6: Final answer
    x = 155,625,330.60

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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.