Home / 74,634,143.60-112,000,981.80-34,223,826.80

Finding the Fourth Proportional to 74,634,143.60, 112,000,981.80 and 34,223,826.80

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Solution

The fourth proportional to 74,634,143.60, 112,000,981.80 and 34,223,826.80 is: 51,358,560.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,634,143.60 : 112,000,981.80 = 34,223,826.80 : x
  2. Step 2: Convert to fraction form
    74,634,143.60/112,000,981.80 = 34,223,826.80/x
  3. Step 3: Cross multiply
    74,634,143.60x = 112,000,981.80 × 34,223,826.80
  4. Step 4: Simplify right side
    74,634,143.60x = 3,833,102,202,553,152
  5. Step 5: Solve for x
    x = 3,833,102,202,553,152/74,634,143.60
  6. Step 6: Final answer
    x = 51,358,560.81

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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.