Home / 31,490,509,275.14-47,269,378,238.29-13,571,730,788.41

Finding the Fourth Proportional to 31,490,509,275.14, 47,269,378,238.29 and 13,571,730,788.41

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Solution

The fourth proportional to 31,490,509,275.14, 47,269,378,238.29 and 13,571,730,788.41 is: 20,372,083,232.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,490,509,275.14 : 47,269,378,238.29 = 13,571,730,788.41 : x
  2. Step 2: Convert to fraction form
    31,490,509,275.14/47,269,378,238.29 = 13,571,730,788.41/x
  3. Step 3: Cross multiply
    31,490,509,275.14x = 47,269,378,238.29 × 13,571,730,788.41
  4. Step 4: Simplify right side
    31,490,509,275.14x = 641,527,275,985,672,077,312
  5. Step 5: Solve for x
    x = 641,527,275,985,672,077,312/31,490,509,275.14
  6. Step 6: Final answer
    x = 20,372,083,232.46

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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.