Home / 147,645,296.90-221,401,590.15-56,738,672.90

Finding the Fourth Proportional to 147,645,296.90, 221,401,590.15 and 56,738,672.90

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Solution

The fourth proportional to 147,645,296.90, 221,401,590.15 and 56,738,672.90 is: 85,082,509.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,645,296.90 : 221,401,590.15 = 56,738,672.90 : x
  2. Step 2: Convert to fraction form
    147,645,296.90/221,401,590.15 = 56,738,672.90/x
  3. Step 3: Cross multiply
    147,645,296.90x = 221,401,590.15 × 56,738,672.90
  4. Step 4: Simplify right side
    147,645,296.90x = 12,562,032,403,060,712
  5. Step 5: Solve for x
    x = 12,562,032,403,060,712/147,645,296.90
  6. Step 6: Final answer
    x = 85,082,509.68

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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.