Home / 107,699,856.40-161,549,784.60-64,701,686.80

Finding the Fourth Proportional to 107,699,856.40, 161,549,784.60 and 64,701,686.80

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Solution

The fourth proportional to 107,699,856.40, 161,549,784.60 and 64,701,686.80 is: 97,052,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,699,856.40 : 161,549,784.60 = 64,701,686.80 : x
  2. Step 2: Convert to fraction form
    107,699,856.40/161,549,784.60 = 64,701,686.80/x
  3. Step 3: Cross multiply
    107,699,856.40x = 161,549,784.60 × 64,701,686.80
  4. Step 4: Simplify right side
    107,699,856.40x = 10,452,543,565,796,662
  5. Step 5: Solve for x
    x = 10,452,543,565,796,662/107,699,856.40
  6. Step 6: Final answer
    x = 97,052,530.20

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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.