Home / 1,078,023,748.80-1,617,035,623.20-1,068,953,822.40

Finding the Fourth Proportional to 1,078,023,748.80, 1,617,035,623.20 and 1,068,953,822.40

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Solution

The fourth proportional to 1,078,023,748.80, 1,617,035,623.20 and 1,068,953,822.40 is: 1,603,430,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,023,748.80 : 1,617,035,623.20 = 1,068,953,822.40 : x
  2. Step 2: Convert to fraction form
    1,078,023,748.80/1,617,035,623.20 = 1,068,953,822.40/x
  3. Step 3: Cross multiply
    1,078,023,748.80x = 1,617,035,623.20 × 1,068,953,822.40
  4. Step 4: Simplify right side
    1,078,023,748.80x = 1,728,536,410,376,606,208
  5. Step 5: Solve for x
    x = 1,728,536,410,376,606,208/1,078,023,748.80
  6. Step 6: Final answer
    x = 1,603,430,733.60

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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.