Home / 21,527,773,619.60-32,291,660,429.40-15,723,020,723.60

Finding the Fourth Proportional to 21,527,773,619.60, 32,291,660,429.40 and 15,723,020,723.60

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Solution

The fourth proportional to 21,527,773,619.60, 32,291,660,429.40 and 15,723,020,723.60 is: 23,584,531,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,527,773,619.60 : 32,291,660,429.40 = 15,723,020,723.60 : x
  2. Step 2: Convert to fraction form
    21,527,773,619.60/32,291,660,429.40 = 15,723,020,723.60/x
  3. Step 3: Cross multiply
    21,527,773,619.60x = 32,291,660,429.40 × 15,723,020,723.60
  4. Step 4: Simplify right side
    21,527,773,619.60x = 507,722,446,130,910,330,880
  5. Step 5: Solve for x
    x = 507,722,446,130,910,330,880/21,527,773,619.60
  6. Step 6: Final answer
    x = 23,584,531,085.40

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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.