Home / 66,028,623.60-99,042,935.40-41,688,625.80

Finding the Fourth Proportional to 66,028,623.60, 99,042,935.40 and 41,688,625.80

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Solution

The fourth proportional to 66,028,623.60, 99,042,935.40 and 41,688,625.80 is: 62,532,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,028,623.60 : 99,042,935.40 = 41,688,625.80 : x
  2. Step 2: Convert to fraction form
    66,028,623.60/99,042,935.40 = 41,688,625.80/x
  3. Step 3: Cross multiply
    66,028,623.60x = 99,042,935.40 × 41,688,625.80
  4. Step 4: Simplify right side
    66,028,623.60x = 4,128,963,872,024,173.50
  5. Step 5: Solve for x
    x = 4,128,963,872,024,173.50/66,028,623.60
  6. Step 6: Final answer
    x = 62,532,938.70

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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.