Home / 74,745,038.30-112,117,557.45-40,732,814.30

Finding the Fourth Proportional to 74,745,038.30, 112,117,557.45 and 40,732,814.30

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Solution

The fourth proportional to 74,745,038.30, 112,117,557.45 and 40,732,814.30 is: 61,099,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,745,038.30 : 112,117,557.45 = 40,732,814.30 : x
  2. Step 2: Convert to fraction form
    74,745,038.30/112,117,557.45 = 40,732,814.30/x
  3. Step 3: Cross multiply
    74,745,038.30x = 112,117,557.45 × 40,732,814.30
  4. Step 4: Simplify right side
    74,745,038.30x = 4,566,863,647,380,431
  5. Step 5: Solve for x
    x = 4,566,863,647,380,431/74,745,038.30
  6. Step 6: Final answer
    x = 61,099,221.45

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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.