Home / 249,007,013.12-343,659,975.02-144,585,081.37

Finding the Fourth Proportional to 249,007,013.12, 343,659,975.02 and 144,585,081.37

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Solution

The fourth proportional to 249,007,013.12, 343,659,975.02 and 144,585,081.37 is: 199,545,004.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,007,013.12 : 343,659,975.02 = 144,585,081.37 : x
  2. Step 2: Convert to fraction form
    249,007,013.12/343,659,975.02 = 144,585,081.37/x
  3. Step 3: Cross multiply
    249,007,013.12x = 343,659,975.02 × 144,585,081.37
  4. Step 4: Simplify right side
    249,007,013.12x = 49,688,105,450,273,176
  5. Step 5: Solve for x
    x = 49,688,105,450,273,176/249,007,013.12
  6. Step 6: Final answer
    x = 199,545,004.09

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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.