Home / 35,478,273,641.28-48,956,668,526.88-21,202,259,100.48

Finding the Fourth Proportional to 35,478,273,641.28, 48,956,668,526.88 and 21,202,259,100.48

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Solution

The fourth proportional to 35,478,273,641.28, 48,956,668,526.88 and 21,202,259,100.48 is: 29,257,116,095.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,478,273,641.28 : 48,956,668,526.88 = 21,202,259,100.48 : x
  2. Step 2: Convert to fraction form
    35,478,273,641.28/48,956,668,526.88 = 21,202,259,100.48/x
  3. Step 3: Cross multiply
    35,478,273,641.28x = 48,956,668,526.88 × 21,202,259,100.48
  4. Step 4: Simplify right side
    35,478,273,641.28x = 1,037,991,970,803,224,150,016
  5. Step 5: Solve for x
    x = 1,037,991,970,803,224,150,016/35,478,273,641.28
  6. Step 6: Final answer
    x = 29,257,116,095.85

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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.