Home / 8,612,925,367.93-11,888,048,484.21-5,609,661,931.96

Finding the Fourth Proportional to 8,612,925,367.93, 11,888,048,484.21 and 5,609,661,931.96

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Solution

The fourth proportional to 8,612,925,367.93, 11,888,048,484.21 and 5,609,661,931.96 is: 7,742,773,817.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612,925,367.93 : 11,888,048,484.21 = 5,609,661,931.96 : x
  2. Step 2: Convert to fraction form
    8,612,925,367.93/11,888,048,484.21 = 5,609,661,931.96/x
  3. Step 3: Cross multiply
    8,612,925,367.93x = 11,888,048,484.21 × 5,609,661,931.96
  4. Step 4: Simplify right side
    8,612,925,367.93x = 66,687,933,027,167,617,024
  5. Step 5: Solve for x
    x = 66,687,933,027,167,617,024/8,612,925,367.93
  6. Step 6: Final answer
    x = 7,742,773,817.07

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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.