Home / 28,699,272,048.60-43,048,908,072.90-13,189,697,904.60

Finding the Fourth Proportional to 28,699,272,048.60, 43,048,908,072.90 and 13,189,697,904.60

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Solution

The fourth proportional to 28,699,272,048.60, 43,048,908,072.90 and 13,189,697,904.60 is: 19,784,546,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,699,272,048.60 : 43,048,908,072.90 = 13,189,697,904.60 : x
  2. Step 2: Convert to fraction form
    28,699,272,048.60/43,048,908,072.90 = 13,189,697,904.60/x
  3. Step 3: Cross multiply
    28,699,272,048.60x = 43,048,908,072.90 × 13,189,697,904.60
  4. Step 4: Simplify right side
    28,699,272,048.60x = 567,802,092,604,447,195,136
  5. Step 5: Solve for x
    x = 567,802,092,604,447,195,136/28,699,272,048.60
  6. Step 6: Final answer
    x = 19,784,546,856.90

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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.