Home / 1,153,101,199.52-1,591,271,731.72-624,453,088.09

Finding the Fourth Proportional to 1,153,101,199.52, 1,591,271,731.72 and 624,453,088.09

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Solution

The fourth proportional to 1,153,101,199.52, 1,591,271,731.72 and 624,453,088.09 is: 861,740,970.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,101,199.52 : 1,591,271,731.72 = 624,453,088.09 : x
  2. Step 2: Convert to fraction form
    1,153,101,199.52/1,591,271,731.72 = 624,453,088.09/x
  3. Step 3: Cross multiply
    1,153,101,199.52x = 1,591,271,731.72 × 624,453,088.09
  4. Step 4: Simplify right side
    1,153,101,199.52x = 993,674,546,862,876,032
  5. Step 5: Solve for x
    x = 993,674,546,862,876,032/1,153,101,199.52
  6. Step 6: Final answer
    x = 861,740,970.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.