Home / 42,130,158,460.22-63,188,510,641.41-12,277,506,730.38

Finding the Fourth Proportional to 42,130,158,460.22, 63,188,510,641.41 and 12,277,506,730.38

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Solution

The fourth proportional to 42,130,158,460.22, 63,188,510,641.41 and 12,277,506,730.38 is: 18,414,299,709.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,130,158,460.22 : 63,188,510,641.41 = 12,277,506,730.38 : x
  2. Step 2: Convert to fraction form
    42,130,158,460.22/63,188,510,641.41 = 12,277,506,730.38/x
  3. Step 3: Cross multiply
    42,130,158,460.22x = 63,188,510,641.41 × 12,277,506,730.38
  4. Step 4: Simplify right side
    42,130,158,460.22x = 775,797,364,682,383,556,608
  5. Step 5: Solve for x
    x = 775,797,364,682,383,556,608/42,130,158,460.22
  6. Step 6: Final answer
    x = 18,414,299,709.19

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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.