Home / 1,099,203,041.10-1,648,804,561.65-372,191,753.10

Finding the Fourth Proportional to 1,099,203,041.10, 1,648,804,561.65 and 372,191,753.10

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Solution

The fourth proportional to 1,099,203,041.10, 1,648,804,561.65 and 372,191,753.10 is: 558,287,629.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,203,041.10 : 1,648,804,561.65 = 372,191,753.10 : x
  2. Step 2: Convert to fraction form
    1,099,203,041.10/1,648,804,561.65 = 372,191,753.10/x
  3. Step 3: Cross multiply
    1,099,203,041.10x = 1,648,804,561.65 × 372,191,753.10
  4. Step 4: Simplify right side
    1,099,203,041.10x = 613,671,460,319,790,592
  5. Step 5: Solve for x
    x = 613,671,460,319,790,592/1,099,203,041.10
  6. Step 6: Final answer
    x = 558,287,629.65

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Double scale
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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.