Home / 2,317,849,442.55-3,478,323,999.47-990,187,753.03

Finding the Fourth Proportional to 2,317,849,442.55, 3,478,323,999.47 and 990,187,753.03

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Solution

The fourth proportional to 2,317,849,442.55, 3,478,323,999.47 and 990,187,753.03 is: 1,485,943,720.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317,849,442.55 : 3,478,323,999.47 = 990,187,753.03 : x
  2. Step 2: Convert to fraction form
    2,317,849,442.55/3,478,323,999.47 = 990,187,753.03/x
  3. Step 3: Cross multiply
    2,317,849,442.55x = 3,478,323,999.47 × 990,187,753.03
  4. Step 4: Simplify right side
    2,317,849,442.55x = 3,444,193,825,331,875,840
  5. Step 5: Solve for x
    x = 3,444,193,825,331,875,840/2,317,849,442.55
  6. Step 6: Final answer
    x = 1,485,943,720.98

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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.