Home / 18,843,830,824.96-26,005,509,181.44-10,815,107,173.12

Finding the Fourth Proportional to 18,843,830,824.96, 26,005,509,181.44 and 10,815,107,173.12

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Solution

The fourth proportional to 18,843,830,824.96, 26,005,509,181.44 and 10,815,107,173.12 is: 14,925,434,828.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,843,830,824.96 : 26,005,509,181.44 = 10,815,107,173.12 : x
  2. Step 2: Convert to fraction form
    18,843,830,824.96/26,005,509,181.44 = 10,815,107,173.12/x
  3. Step 3: Cross multiply
    18,843,830,824.96x = 26,005,509,181.44 × 10,815,107,173.12
  4. Step 4: Simplify right side
    18,843,830,824.96x = 281,252,368,888,829,771,776
  5. Step 5: Solve for x
    x = 281,252,368,888,829,771,776/18,843,830,824.96
  6. Step 6: Final answer
    x = 14,925,434,828.05

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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.