Home / 15,731,025,180.32-21,708,823,458.80-8,497,072,624.24

Finding the Fourth Proportional to 15,731,025,180.32, 21,708,823,458.80 and 8,497,072,624.24

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Solution

The fourth proportional to 15,731,025,180.32, 21,708,823,458.80 and 8,497,072,624.24 is: 11,725,964,926.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,731,025,180.32 : 21,708,823,458.80 = 8,497,072,624.24 : x
  2. Step 2: Convert to fraction form
    15,731,025,180.32/21,708,823,458.80 = 8,497,072,624.24/x
  3. Step 3: Cross multiply
    15,731,025,180.32x = 21,708,823,458.80 × 8,497,072,624.24
  4. Step 4: Simplify right side
    15,731,025,180.32x = 184,461,449,516,228,575,232
  5. Step 5: Solve for x
    x = 184,461,449,516,228,575,232/15,731,025,180.32
  6. Step 6: Final answer
    x = 11,725,964,926.11

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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.