Home / 30,556,610,782.70-42,168,124,824.57-17,007,956,276.41

Finding the Fourth Proportional to 30,556,610,782.70, 42,168,124,824.57 and 17,007,956,276.41

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Solution

The fourth proportional to 30,556,610,782.70, 42,168,124,824.57 and 17,007,956,276.41 is: 23,470,980,743.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,556,610,782.70 : 42,168,124,824.57 = 17,007,956,276.41 : x
  2. Step 2: Convert to fraction form
    30,556,610,782.70/42,168,124,824.57 = 17,007,956,276.41/x
  3. Step 3: Cross multiply
    30,556,610,782.70x = 42,168,124,824.57 × 17,007,956,276.41
  4. Step 4: Simplify right side
    30,556,610,782.70x = 717,193,623,274,359,095,296
  5. Step 5: Solve for x
    x = 717,193,623,274,359,095,296/30,556,610,782.70
  6. Step 6: Final answer
    x = 23,470,980,743.73

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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.