Home / 163,314,603.20-244,971,904.80-81,685,265.60

Finding the Fourth Proportional to 163,314,603.20, 244,971,904.80 and 81,685,265.60

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Solution

The fourth proportional to 163,314,603.20, 244,971,904.80 and 81,685,265.60 is: 122,527,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,314,603.20 : 244,971,904.80 = 81,685,265.60 : x
  2. Step 2: Convert to fraction form
    163,314,603.20/244,971,904.80 = 81,685,265.60/x
  3. Step 3: Cross multiply
    163,314,603.20x = 244,971,904.80 × 81,685,265.60
  4. Step 4: Simplify right side
    163,314,603.20x = 20,010,595,108,125,916
  5. Step 5: Solve for x
    x = 20,010,595,108,125,916/163,314,603.20
  6. Step 6: Final answer
    x = 122,527,898.40

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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.