Home / 25,862,500,611.70-38,793,750,917.55-18,888,931,809.70

Finding the Fourth Proportional to 25,862,500,611.70, 38,793,750,917.55 and 18,888,931,809.70

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Solution

The fourth proportional to 25,862,500,611.70, 38,793,750,917.55 and 18,888,931,809.70 is: 28,333,397,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,862,500,611.70 : 38,793,750,917.55 = 18,888,931,809.70 : x
  2. Step 2: Convert to fraction form
    25,862,500,611.70/38,793,750,917.55 = 18,888,931,809.70/x
  3. Step 3: Cross multiply
    25,862,500,611.70x = 38,793,750,917.55 × 18,888,931,809.70
  4. Step 4: Simplify right side
    25,862,500,611.70x = 732,772,515,724,088,836,096
  5. Step 5: Solve for x
    x = 732,772,515,724,088,836,096/25,862,500,611.70
  6. Step 6: Final answer
    x = 28,333,397,714.55

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Double scale
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1.5x scale

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.