Home / 248,803,812.75-343,306,746.32-144,357,941.55

Finding the Fourth Proportional to 248,803,812.75, 343,306,746.32 and 144,357,941.55

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Solution

The fourth proportional to 248,803,812.75, 343,306,746.32 and 144,357,941.55 is: 199,189,291.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,803,812.75 : 343,306,746.32 = 144,357,941.55 : x
  2. Step 2: Convert to fraction form
    248,803,812.75/343,306,746.32 = 144,357,941.55/x
  3. Step 3: Cross multiply
    248,803,812.75x = 343,306,746.32 × 144,357,941.55
  4. Step 4: Simplify right side
    248,803,812.75x = 49,559,055,218,261,448
  5. Step 5: Solve for x
    x = 49,559,055,218,261,448/248,803,812.75
  6. Step 6: Final answer
    x = 199,189,291.64

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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.