Home / 156,963,455.84-235,286,910.39-98,712,763.98

Finding the Fourth Proportional to 156,963,455.84, 235,286,910.39 and 98,712,763.98

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Solution

The fourth proportional to 156,963,455.84, 235,286,910.39 and 98,712,763.98 is: 147,969,609.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,963,455.84 : 235,286,910.39 = 98,712,763.98 : x
  2. Step 2: Convert to fraction form
    156,963,455.84/235,286,910.39 = 98,712,763.98/x
  3. Step 3: Cross multiply
    156,963,455.84x = 235,286,910.39 × 98,712,763.98
  4. Step 4: Simplify right side
    156,963,455.84x = 23,225,821,252,399,328
  5. Step 5: Solve for x
    x = 23,225,821,252,399,328/156,963,455.84
  6. Step 6: Final answer
    x = 147,969,609.41

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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.