Home / 249,673,899.96-374,658,802.31-139,102,119.45

Finding the Fourth Proportional to 249,673,899.96, 374,658,802.31 and 139,102,119.45

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Solution

The fourth proportional to 249,673,899.96, 374,658,802.31 and 139,102,119.45 is: 208,735,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,673,899.96 : 374,658,802.31 = 139,102,119.45 : x
  2. Step 2: Convert to fraction form
    249,673,899.96/374,658,802.31 = 139,102,119.45/x
  3. Step 3: Cross multiply
    249,673,899.96x = 374,658,802.31 × 139,102,119.45
  4. Step 4: Simplify right side
    249,673,899.96x = 52,115,833,472,267,304
  5. Step 5: Solve for x
    x = 52,115,833,472,267,304/249,673,899.96
  6. Step 6: Final answer
    x = 208,735,608.65

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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.