Home / 81,833,541.10-122,766,482.04-30,018,624.82

Finding the Fourth Proportional to 81,833,541.10, 122,766,482.04 and 30,018,624.82

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Solution

The fourth proportional to 81,833,541.10, 122,766,482.04 and 30,018,624.82 is: 45,033,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,833,541.10 : 122,766,482.04 = 30,018,624.82 : x
  2. Step 2: Convert to fraction form
    81,833,541.10/122,766,482.04 = 30,018,624.82/x
  3. Step 3: Cross multiply
    81,833,541.10x = 122,766,482.04 × 30,018,624.82
  4. Step 4: Simplify right side
    81,833,541.10x = 3,685,280,964,830,028.50
  5. Step 5: Solve for x
    x = 3,685,280,964,830,028.50/81,833,541.10
  6. Step 6: Final answer
    x = 45,033,868.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.