Home / 21,560,258,409.40-32,340,387,614.10-21,270,020,764.60

Finding the Fourth Proportional to 21,560,258,409.40, 32,340,387,614.10 and 21,270,020,764.60

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Solution

The fourth proportional to 21,560,258,409.40, 32,340,387,614.10 and 21,270,020,764.60 is: 31,905,031,146.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560,258,409.40 : 32,340,387,614.10 = 21,270,020,764.60 : x
  2. Step 2: Convert to fraction form
    21,560,258,409.40/32,340,387,614.10 = 21,270,020,764.60/x
  3. Step 3: Cross multiply
    21,560,258,409.40x = 32,340,387,614.10 × 21,270,020,764.60
  4. Step 4: Simplify right side
    21,560,258,409.40x = 687,880,716,087,119,577,088
  5. Step 5: Solve for x
    x = 687,880,716,087,119,577,088/21,560,258,409.40
  6. Step 6: Final answer
    x = 31,905,031,146.90

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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.