Home / 186,846,225.03-257,842,792.89-103,212,555.71

Finding the Fourth Proportional to 186,846,225.03, 257,842,792.89 and 103,212,555.71

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Solution

The fourth proportional to 186,846,225.03, 257,842,792.89 and 103,212,555.71 is: 142,430,566.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,846,225.03 : 257,842,792.89 = 103,212,555.71 : x
  2. Step 2: Convert to fraction form
    186,846,225.03/257,842,792.89 = 103,212,555.71/x
  3. Step 3: Cross multiply
    186,846,225.03x = 257,842,792.89 × 103,212,555.71
  4. Step 4: Simplify right side
    186,846,225.03x = 26,612,613,624,291,900
  5. Step 5: Solve for x
    x = 26,612,613,624,291,900/186,846,225.03
  6. Step 6: Final answer
    x = 142,430,566.21

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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.