Home / 103,756,181.58-143,184,091.23-56,713,319.82

Finding the Fourth Proportional to 103,756,181.58, 143,184,091.23 and 56,713,319.82

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Solution

The fourth proportional to 103,756,181.58, 143,184,091.23 and 56,713,319.82 is: 78,264,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,756,181.58 : 143,184,091.23 = 56,713,319.82 : x
  2. Step 2: Convert to fraction form
    103,756,181.58/143,184,091.23 = 56,713,319.82/x
  3. Step 3: Cross multiply
    103,756,181.58x = 143,184,091.23 × 56,713,319.82
  4. Step 4: Simplify right side
    103,756,181.58x = 8,120,445,159,063,047
  5. Step 5: Solve for x
    x = 8,120,445,159,063,047/103,756,181.58
  6. Step 6: Final answer
    x = 78,264,687.80

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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.