Home / 1,333,588,813.60-2,000,383,220.40-1,258,761,920.80

Finding the Fourth Proportional to 1,333,588,813.60, 2,000,383,220.40 and 1,258,761,920.80

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Solution

The fourth proportional to 1,333,588,813.60, 2,000,383,220.40 and 1,258,761,920.80 is: 1,888,142,881.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,588,813.60 : 2,000,383,220.40 = 1,258,761,920.80 : x
  2. Step 2: Convert to fraction form
    1,333,588,813.60/2,000,383,220.40 = 1,258,761,920.80/x
  3. Step 3: Cross multiply
    1,333,588,813.60x = 2,000,383,220.40 × 1,258,761,920.80
  4. Step 4: Simplify right side
    1,333,588,813.60x = 2,518,006,224,846,793,728
  5. Step 5: Solve for x
    x = 2,518,006,224,846,793,728/1,333,588,813.60
  6. Step 6: Final answer
    x = 1,888,142,881.20

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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.