Home / 107,700,000.40-161,550,000.60-64,701,830.80

Finding the Fourth Proportional to 107,700,000.40, 161,550,000.60 and 64,701,830.80

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Solution

The fourth proportional to 107,700,000.40, 161,550,000.60 and 64,701,830.80 is: 97,052,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,700,000.40 : 161,550,000.60 = 64,701,830.80 : x
  2. Step 2: Convert to fraction form
    107,700,000.40/161,550,000.60 = 64,701,830.80/x
  3. Step 3: Cross multiply
    107,700,000.40x = 161,550,000.60 × 64,701,830.80
  4. Step 4: Simplify right side
    107,700,000.40x = 10,452,580,804,561,098
  5. Step 5: Solve for x
    x = 10,452,580,804,561,098/107,700,000.40
  6. Step 6: Final answer
    x = 97,052,746.20

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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.