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Finding the Fourth Proportional to 67,068,045.70, 100,602,068.55 and 23,938,656.10

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Solution

The fourth proportional to 67,068,045.70, 100,602,068.55 and 23,938,656.10 is: 35,907,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,068,045.70 : 100,602,068.55 = 23,938,656.10 : x
  2. Step 2: Convert to fraction form
    67,068,045.70/100,602,068.55 = 23,938,656.10/x
  3. Step 3: Cross multiply
    67,068,045.70x = 100,602,068.55 × 23,938,656.10
  4. Step 4: Simplify right side
    67,068,045.70x = 2,408,278,321,967,075.50
  5. Step 5: Solve for x
    x = 2,408,278,321,967,075.50/67,068,045.70
  6. Step 6: Final answer
    x = 35,907,984.15

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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.