Home / 21,254,658,059.64-31,882,106,272.47-7,089,584,922.71

Finding the Fourth Proportional to 21,254,658,059.64, 31,882,106,272.47 and 7,089,584,922.71

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Solution

The fourth proportional to 21,254,658,059.64, 31,882,106,272.47 and 7,089,584,922.71 is: 10,634,417,138.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,254,658,059.64 : 31,882,106,272.47 = 7,089,584,922.71 : x
  2. Step 2: Convert to fraction form
    21,254,658,059.64/31,882,106,272.47 = 7,089,584,922.71/x
  3. Step 3: Cross multiply
    21,254,658,059.64x = 31,882,106,272.47 × 7,089,584,922.71
  4. Step 4: Simplify right side
    21,254,658,059.64x = 226,030,899,933,381,820,416
  5. Step 5: Solve for x
    x = 226,030,899,933,381,820,416/21,254,658,059.64
  6. Step 6: Final answer
    x = 10,634,417,138.08

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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.