Home / 116,511,570,119.70-160,786,390,500.90-63,047,542,637.70

Finding the Fourth Proportional to 116,511,570,119.70, 160,786,390,500.90 and 63,047,542,637.70

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Solution

The fourth proportional to 116,511,570,119.70, 160,786,390,500.90 and 63,047,542,637.70 is: 87,005,838,134.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,511,570,119.70 : 160,786,390,500.90 = 63,047,542,637.70 : x
  2. Step 2: Convert to fraction form
    116,511,570,119.70/160,786,390,500.90 = 63,047,542,637.70/x
  3. Step 3: Cross multiply
    116,511,570,119.70x = 160,786,390,500.90 × 63,047,542,637.70
  4. Step 4: Simplify right side
    116,511,570,119.70x = 10,137,186,810,667,374,477,312
  5. Step 5: Solve for x
    x = 10,137,186,810,667,374,477,312/116,511,570,119.70
  6. Step 6: Final answer
    x = 87,005,838,134.81

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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.