Home / 74,844,478.80-112,266,718.20-51,886,227.60

Finding the Fourth Proportional to 74,844,478.80, 112,266,718.20 and 51,886,227.60

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Solution

The fourth proportional to 74,844,478.80, 112,266,718.20 and 51,886,227.60 is: 77,829,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,844,478.80 : 112,266,718.20 = 51,886,227.60 : x
  2. Step 2: Convert to fraction form
    74,844,478.80/112,266,718.20 = 51,886,227.60/x
  3. Step 3: Cross multiply
    74,844,478.80x = 112,266,718.20 × 51,886,227.60
  4. Step 4: Simplify right side
    74,844,478.80x = 5,825,096,492,430,263
  5. Step 5: Solve for x
    x = 5,825,096,492,430,263/74,844,478.80
  6. Step 6: Final answer
    x = 77,829,341.40

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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.