Home / 156,963,456.84-235,286,911.89-98,712,764.98

Finding the Fourth Proportional to 156,963,456.84, 235,286,911.89 and 98,712,764.98

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Solution

The fourth proportional to 156,963,456.84, 235,286,911.89 and 98,712,764.98 is: 147,969,610.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,963,456.84 : 235,286,911.89 = 98,712,764.98 : x
  2. Step 2: Convert to fraction form
    156,963,456.84/235,286,911.89 = 98,712,764.98/x
  3. Step 3: Cross multiply
    156,963,456.84x = 235,286,911.89 × 98,712,764.98
  4. Step 4: Simplify right side
    156,963,456.84x = 23,225,821,636,267,536
  5. Step 5: Solve for x
    x = 23,225,821,636,267,536/156,963,456.84
  6. Step 6: Final answer
    x = 147,969,610.91

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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.