Home / 66,511,036.70-99,799,732.65-37,779,235.10

Finding the Fourth Proportional to 66,511,036.70, 99,799,732.65 and 37,779,235.10

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Solution

The fourth proportional to 66,511,036.70, 99,799,732.65 and 37,779,235.10 is: 56,687,698.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,511,036.70 : 99,799,732.65 = 37,779,235.10 : x
  2. Step 2: Convert to fraction form
    66,511,036.70/99,799,732.65 = 37,779,235.10/x
  3. Step 3: Cross multiply
    66,511,036.70x = 99,799,732.65 × 37,779,235.10
  4. Step 4: Simplify right side
    66,511,036.70x = 3,770,357,562,701,496.50
  5. Step 5: Solve for x
    x = 3,770,357,562,701,496.50/66,511,036.70
  6. Step 6: Final answer
    x = 56,687,698.01

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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.