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Finding the Fourth Proportional to 65,768,068.40, 92,226,461.20 and 65,768,068.40

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Solution

The fourth proportional to 65,768,068.40, 92,226,461.20 and 65,768,068.40 is: 92,226,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,768,068.40 : 92,226,461.20 = 65,768,068.40 : x
  2. Step 2: Convert to fraction form
    65,768,068.40/92,226,461.20 = 65,768,068.40/x
  3. Step 3: Cross multiply
    65,768,068.40x = 92,226,461.20 × 65,768,068.40
  4. Step 4: Simplify right side
    65,768,068.40x = 6,065,556,208,491,546
  5. Step 5: Solve for x
    x = 6,065,556,208,491,546/65,768,068.40
  6. Step 6: Final answer
    x = 92,226,461.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.