Home / 74,116,320.60-102,280,531.98-41,078,702.58

Finding the Fourth Proportional to 74,116,320.60, 102,280,531.98 and 41,078,702.58

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Solution

The fourth proportional to 74,116,320.60, 102,280,531.98 and 41,078,702.58 is: 56,688,614.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,116,320.60 : 102,280,531.98 = 41,078,702.58 : x
  2. Step 2: Convert to fraction form
    74,116,320.60/102,280,531.98 = 41,078,702.58/x
  3. Step 3: Cross multiply
    74,116,320.60x = 102,280,531.98 × 41,078,702.58
  4. Step 4: Simplify right side
    74,116,320.60x = 4,201,551,552,930,598.50
  5. Step 5: Solve for x
    x = 4,201,551,552,930,598.50/74,116,320.60
  6. Step 6: Final answer
    x = 56,688,614.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.