Home / 20,602,358,229.60-30,903,537,344.40-5,092,784,085.60

Finding the Fourth Proportional to 20,602,358,229.60, 30,903,537,344.40 and 5,092,784,085.60

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Solution

The fourth proportional to 20,602,358,229.60, 30,903,537,344.40 and 5,092,784,085.60 is: 7,639,176,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,602,358,229.60 : 30,903,537,344.40 = 5,092,784,085.60 : x
  2. Step 2: Convert to fraction form
    20,602,358,229.60/30,903,537,344.40 = 5,092,784,085.60/x
  3. Step 3: Cross multiply
    20,602,358,229.60x = 30,903,537,344.40 × 5,092,784,085.60
  4. Step 4: Simplify right side
    20,602,358,229.60x = 157,385,043,176,305,623,040
  5. Step 5: Solve for x
    x = 157,385,043,176,305,623,040/20,602,358,229.60
  6. Step 6: Final answer
    x = 7,639,176,128.40

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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.