Home / 74,896,836.60-112,345,254.90-46,049,431.80

Finding the Fourth Proportional to 74,896,836.60, 112,345,254.90 and 46,049,431.80

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Solution

The fourth proportional to 74,896,836.60, 112,345,254.90 and 46,049,431.80 is: 69,074,147.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,896,836.60 : 112,345,254.90 = 46,049,431.80 : x
  2. Step 2: Convert to fraction form
    74,896,836.60/112,345,254.90 = 46,049,431.80/x
  3. Step 3: Cross multiply
    74,896,836.60x = 112,345,254.90 × 46,049,431.80
  4. Step 4: Simplify right side
    74,896,836.60x = 5,173,435,153,571,166
  5. Step 5: Solve for x
    x = 5,173,435,153,571,166/74,896,836.60
  6. Step 6: Final answer
    x = 69,074,147.70

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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.