Home / 908,053,639.92-1,362,080,477.88-217,960,894.08

Finding the Fourth Proportional to 908,053,639.92, 1,362,080,477.88 and 217,960,894.08

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Solution

The fourth proportional to 908,053,639.92, 1,362,080,477.88 and 217,960,894.08 is: 326,941,345.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,053,639.92 : 1,362,080,477.88 = 217,960,894.08 : x
  2. Step 2: Convert to fraction form
    908,053,639.92/1,362,080,477.88 = 217,960,894.08/x
  3. Step 3: Cross multiply
    908,053,639.92x = 1,362,080,477.88 × 217,960,894.08
  4. Step 4: Simplify right side
    908,053,639.92x = 296,880,278,767,638,528
  5. Step 5: Solve for x
    x = 296,880,278,767,638,528/908,053,639.92
  6. Step 6: Final answer
    x = 326,941,345.44

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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.