Home / 43,103,426.40-64,655,139.60-40,977,662.40

Finding the Fourth Proportional to 43,103,426.40, 64,655,139.60 and 40,977,662.40

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Solution

The fourth proportional to 43,103,426.40, 64,655,139.60 and 40,977,662.40 is: 61,466,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,103,426.40 : 64,655,139.60 = 40,977,662.40 : x
  2. Step 2: Convert to fraction form
    43,103,426.40/64,655,139.60 = 40,977,662.40/x
  3. Step 3: Cross multiply
    43,103,426.40x = 64,655,139.60 × 40,977,662.40
  4. Step 4: Simplify right side
    43,103,426.40x = 2,649,416,482,953,671
  5. Step 5: Solve for x
    x = 2,649,416,482,953,671/43,103,426.40
  6. Step 6: Final answer
    x = 61,466,493.60

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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.