Home / 223,329,069.90-335,004,102.45-69,980,129.10

Finding the Fourth Proportional to 223,329,069.90, 335,004,102.45 and 69,980,129.10

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Solution

The fourth proportional to 223,329,069.90, 335,004,102.45 and 69,980,129.10 is: 104,973,483.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,329,069.90 : 335,004,102.45 = 69,980,129.10 : x
  2. Step 2: Convert to fraction form
    223,329,069.90/335,004,102.45 = 69,980,129.10/x
  3. Step 3: Cross multiply
    223,329,069.90x = 335,004,102.45 × 69,980,129.10
  4. Step 4: Simplify right side
    223,329,069.90x = 23,443,630,338,480,624
  5. Step 5: Solve for x
    x = 23,443,630,338,480,624/223,329,069.90
  6. Step 6: Final answer
    x = 104,973,483.07

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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.