Home / 131,521,044.90-197,281,567.35-71,054,868.90

Finding the Fourth Proportional to 131,521,044.90, 197,281,567.35 and 71,054,868.90

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Solution

The fourth proportional to 131,521,044.90, 197,281,567.35 and 71,054,868.90 is: 106,582,303.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,521,044.90 : 197,281,567.35 = 71,054,868.90 : x
  2. Step 2: Convert to fraction form
    131,521,044.90/197,281,567.35 = 71,054,868.90/x
  3. Step 3: Cross multiply
    131,521,044.90x = 197,281,567.35 × 71,054,868.90
  4. Step 4: Simplify right side
    131,521,044.90x = 14,017,815,904,440,772
  5. Step 5: Solve for x
    x = 14,017,815,904,440,772/131,521,044.90
  6. Step 6: Final answer
    x = 106,582,303.35

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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.