Home / 1,931,379,455.70-2,897,069,183.55-704,587,929.30

Finding the Fourth Proportional to 1,931,379,455.70, 2,897,069,183.55 and 704,587,929.30

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Solution

The fourth proportional to 1,931,379,455.70, 2,897,069,183.55 and 704,587,929.30 is: 1,056,881,893.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,379,455.70 : 2,897,069,183.55 = 704,587,929.30 : x
  2. Step 2: Convert to fraction form
    1,931,379,455.70/2,897,069,183.55 = 704,587,929.30/x
  3. Step 3: Cross multiply
    1,931,379,455.70x = 2,897,069,183.55 × 704,587,929.30
  4. Step 4: Simplify right side
    1,931,379,455.70x = 2,041,239,977,076,336,128
  5. Step 5: Solve for x
    x = 2,041,239,977,076,336,128/1,931,379,455.70
  6. Step 6: Final answer
    x = 1,056,881,893.95

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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.