Home / 20,447,096,601.60-30,670,644,902.40-18,243,104,486.40

Finding the Fourth Proportional to 20,447,096,601.60, 30,670,644,902.40 and 18,243,104,486.40

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Solution

The fourth proportional to 20,447,096,601.60, 30,670,644,902.40 and 18,243,104,486.40 is: 27,364,656,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,447,096,601.60 : 30,670,644,902.40 = 18,243,104,486.40 : x
  2. Step 2: Convert to fraction form
    20,447,096,601.60/30,670,644,902.40 = 18,243,104,486.40/x
  3. Step 3: Cross multiply
    20,447,096,601.60x = 30,670,644,902.40 × 18,243,104,486.40
  4. Step 4: Simplify right side
    20,447,096,601.60x = 559,527,779,619,754,803,200
  5. Step 5: Solve for x
    x = 559,527,779,619,754,803,200/20,447,096,601.60
  6. Step 6: Final answer
    x = 27,364,656,729.60

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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.