Home / 196,816,359.50-271,606,565.74-106,289,841.52

Finding the Fourth Proportional to 196,816,359.50, 271,606,565.74 and 106,289,841.52

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Solution

The fourth proportional to 196,816,359.50, 271,606,565.74 and 106,289,841.52 is: 146,679,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,816,359.50 : 271,606,565.74 = 106,289,841.52 : x
  2. Step 2: Convert to fraction form
    196,816,359.50/271,606,565.74 = 106,289,841.52/x
  3. Step 3: Cross multiply
    196,816,359.50x = 271,606,565.74 × 106,289,841.52
  4. Step 4: Simplify right side
    196,816,359.50x = 28,869,018,828,296,060
  5. Step 5: Solve for x
    x = 28,869,018,828,296,060/196,816,359.50
  6. Step 6: Final answer
    x = 146,679,975.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.