Home / 790,420,009.60-1,184,779,708.80-298,943,372.80

Finding the Fourth Proportional to 790,420,009.60, 1,184,779,708.80 and 298,943,372.80

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Solution

The fourth proportional to 790,420,009.60, 1,184,779,708.80 and 298,943,372.80 is: 448,093,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,420,009.60 : 1,184,779,708.80 = 298,943,372.80 : x
  2. Step 2: Convert to fraction form
    790,420,009.60/1,184,779,708.80 = 298,943,372.80/x
  3. Step 3: Cross multiply
    790,420,009.60x = 1,184,779,708.80 × 298,943,372.80
  4. Step 4: Simplify right side
    790,420,009.60x = 354,182,042,173,673,856
  5. Step 5: Solve for x
    x = 354,182,042,173,673,856/790,420,009.60
  6. Step 6: Final answer
    x = 448,093,466.60

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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.