Home / 21,104,880,247.35-31,658,338,526.65-6,939,532,387.37

Finding the Fourth Proportional to 21,104,880,247.35, 31,658,338,526.65 and 6,939,532,387.37

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Solution

The fourth proportional to 21,104,880,247.35, 31,658,338,526.65 and 6,939,532,387.37 is: 10,409,633,362.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,104,880,247.35 : 31,658,338,526.65 = 6,939,532,387.37 : x
  2. Step 2: Convert to fraction form
    21,104,880,247.35/31,658,338,526.65 = 6,939,532,387.37/x
  3. Step 3: Cross multiply
    21,104,880,247.35x = 31,658,338,526.65 × 6,939,532,387.37
  4. Step 4: Simplify right side
    21,104,880,247.35x = 219,694,065,536,069,468,160
  5. Step 5: Solve for x
    x = 219,694,065,536,069,468,160/21,104,880,247.35
  6. Step 6: Final answer
    x = 10,409,633,362.58

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1.5x scale

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.