Home / 1,333,588,809.60-2,000,383,214.40-1,258,761,916.80

Finding the Fourth Proportional to 1,333,588,809.60, 2,000,383,214.40 and 1,258,761,916.80

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Solution

The fourth proportional to 1,333,588,809.60, 2,000,383,214.40 and 1,258,761,916.80 is: 1,888,142,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,588,809.60 : 2,000,383,214.40 = 1,258,761,916.80 : x
  2. Step 2: Convert to fraction form
    1,333,588,809.60/2,000,383,214.40 = 1,258,761,916.80/x
  3. Step 3: Cross multiply
    1,333,588,809.60x = 2,000,383,214.40 × 1,258,761,916.80
  4. Step 4: Simplify right side
    1,333,588,809.60x = 2,518,006,209,292,689,408
  5. Step 5: Solve for x
    x = 2,518,006,209,292,689,408/1,333,588,809.60
  6. Step 6: Final answer
    x = 1,888,142,875.20

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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.