Home / 86,934,458.90-130,401,688.35-26,342,311.70

Finding the Fourth Proportional to 86,934,458.90, 130,401,688.35 and 26,342,311.70

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Solution

The fourth proportional to 86,934,458.90, 130,401,688.35 and 26,342,311.70 is: 39,513,467.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,934,458.90 : 130,401,688.35 = 26,342,311.70 : x
  2. Step 2: Convert to fraction form
    86,934,458.90/130,401,688.35 = 26,342,311.70/x
  3. Step 3: Cross multiply
    86,934,458.90x = 130,401,688.35 × 26,342,311.70
  4. Step 4: Simplify right side
    86,934,458.90x = 3,435,081,920,721,958.50
  5. Step 5: Solve for x
    x = 3,435,081,920,721,958.50/86,934,458.90
  6. Step 6: Final answer
    x = 39,513,467.55

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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.