Home / 245,308,515.84-338,513,792.76-146,186,994.96

Finding the Fourth Proportional to 245,308,515.84, 338,513,792.76 and 146,186,994.96

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Solution

The fourth proportional to 245,308,515.84, 338,513,792.76 and 146,186,994.96 is: 201,730,926.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,308,515.84 : 338,513,792.76 = 146,186,994.96 : x
  2. Step 2: Convert to fraction form
    245,308,515.84/338,513,792.76 = 146,186,994.96/x
  3. Step 3: Cross multiply
    245,308,515.84x = 338,513,792.76 × 146,186,994.96
  4. Step 4: Simplify right side
    245,308,515.84x = 49,486,314,116,096,608
  5. Step 5: Solve for x
    x = 49,486,314,116,096,608/245,308,515.84
  6. Step 6: Final answer
    x = 201,730,926.24

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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.