Home / 57,202,369.40-85,803,554.10-30,328,513.40

Finding the Fourth Proportional to 57,202,369.40, 85,803,554.10 and 30,328,513.40

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Solution

The fourth proportional to 57,202,369.40, 85,803,554.10 and 30,328,513.40 is: 45,492,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,202,369.40 : 85,803,554.10 = 30,328,513.40 : x
  2. Step 2: Convert to fraction form
    57,202,369.40/85,803,554.10 = 30,328,513.40/x
  3. Step 3: Cross multiply
    57,202,369.40x = 85,803,554.10 × 30,328,513.40
  4. Step 4: Simplify right side
    57,202,369.40x = 2,602,294,240,289,474.50
  5. Step 5: Solve for x
    x = 2,602,294,240,289,474.50/57,202,369.40
  6. Step 6: Final answer
    x = 45,492,770.10

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Double scale
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Similar ratio
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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.