Home / 45,499,368.60-68,249,052.90-30,193,867.80

Finding the Fourth Proportional to 45,499,368.60, 68,249,052.90 and 30,193,867.80

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Solution

The fourth proportional to 45,499,368.60, 68,249,052.90 and 30,193,867.80 is: 45,290,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,499,368.60 : 68,249,052.90 = 30,193,867.80 : x
  2. Step 2: Convert to fraction form
    45,499,368.60/68,249,052.90 = 30,193,867.80/x
  3. Step 3: Cross multiply
    45,499,368.60x = 68,249,052.90 × 30,193,867.80
  4. Step 4: Simplify right side
    45,499,368.60x = 2,060,702,880,737,806.75
  5. Step 5: Solve for x
    x = 2,060,702,880,737,806.75/45,499,368.60
  6. Step 6: Final answer
    x = 45,290,801.70

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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.