Home / 298,389,975.40-447,645,497.10-93,870,483.40

Finding the Fourth Proportional to 298,389,975.40, 447,645,497.10 and 93,870,483.40

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Solution

The fourth proportional to 298,389,975.40, 447,645,497.10 and 93,870,483.40 is: 140,824,768.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,389,975.40 : 447,645,497.10 = 93,870,483.40 : x
  2. Step 2: Convert to fraction form
    298,389,975.40/447,645,497.10 = 93,870,483.40/x
  3. Step 3: Cross multiply
    298,389,975.40x = 447,645,497.10 × 93,870,483.40
  4. Step 4: Simplify right side
    298,389,975.40x = 42,020,699,204,610,304
  5. Step 5: Solve for x
    x = 42,020,699,204,610,304/298,389,975.40
  6. Step 6: Final answer
    x = 140,824,768.49

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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.