Home / 196,506,085.65-294,759,128.48-192,679,710.45

Finding the Fourth Proportional to 196,506,085.65, 294,759,128.48 and 192,679,710.45

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Solution

The fourth proportional to 196,506,085.65, 294,759,128.48 and 192,679,710.45 is: 289,019,565.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,506,085.65 : 294,759,128.48 = 192,679,710.45 : x
  2. Step 2: Convert to fraction form
    196,506,085.65/294,759,128.48 = 192,679,710.45/x
  3. Step 3: Cross multiply
    196,506,085.65x = 294,759,128.48 × 192,679,710.45
  4. Step 4: Simplify right side
    196,506,085.65x = 56,794,103,527,057,352
  5. Step 5: Solve for x
    x = 56,794,103,527,057,352/196,506,085.65
  6. Step 6: Final answer
    x = 289,019,565.68

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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.