Home / 10,095,649,900.75-13,931,740,196.72-5,640,347,738.35

Finding the Fourth Proportional to 10,095,649,900.75, 13,931,740,196.72 and 5,640,347,738.35

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Solution

The fourth proportional to 10,095,649,900.75, 13,931,740,196.72 and 5,640,347,738.35 is: 7,783,536,481.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095,649,900.75 : 13,931,740,196.72 = 5,640,347,738.35 : x
  2. Step 2: Convert to fraction form
    10,095,649,900.75/13,931,740,196.72 = 5,640,347,738.35/x
  3. Step 3: Cross multiply
    10,095,649,900.75x = 13,931,740,196.72 × 5,640,347,738.35
  4. Step 4: Simplify right side
    10,095,649,900.75x = 78,579,859,309,849,444,352
  5. Step 5: Solve for x
    x = 78,579,859,309,849,444,352/10,095,649,900.75
  6. Step 6: Final answer
    x = 7,783,536,481.79

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1.5x scale

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.