Home / 798,177,442.83-1,101,325,119.93-445,699,199.58

Finding the Fourth Proportional to 798,177,442.83, 1,101,325,119.93 and 445,699,199.58

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Solution

The fourth proportional to 798,177,442.83, 1,101,325,119.93 and 445,699,199.58 is: 614,975,690.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,177,442.83 : 1,101,325,119.93 = 445,699,199.58 : x
  2. Step 2: Convert to fraction form
    798,177,442.83/1,101,325,119.93 = 445,699,199.58/x
  3. Step 3: Cross multiply
    798,177,442.83x = 1,101,325,119.93 × 445,699,199.58
  4. Step 4: Simplify right side
    798,177,442.83x = 490,859,724,430,148,544
  5. Step 5: Solve for x
    x = 490,859,724,430,148,544/798,177,442.83
  6. Step 6: Final answer
    x = 614,975,690.98

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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.