Home / 298,991,920.40-448,403,899.80-94,582,653.20

Finding the Fourth Proportional to 298,991,920.40, 448,403,899.80 and 94,582,653.20

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Solution

The fourth proportional to 298,991,920.40, 448,403,899.80 and 94,582,653.20 is: 141,847,413.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,991,920.40 : 448,403,899.80 = 94,582,653.20 : x
  2. Step 2: Convert to fraction form
    298,991,920.40/448,403,899.80 = 94,582,653.20/x
  3. Step 3: Cross multiply
    298,991,920.40x = 448,403,899.80 × 94,582,653.20
  4. Step 4: Simplify right side
    298,991,920.40x = 42,411,230,548,310,952
  5. Step 5: Solve for x
    x = 42,411,230,548,310,952/298,991,920.40
  6. Step 6: Final answer
    x = 141,847,413.44

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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.