Home / 424,746,904.94-586,180,188.38-257,490,216.05

Finding the Fourth Proportional to 424,746,904.94, 586,180,188.38 and 257,490,216.05

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Solution

The fourth proportional to 424,746,904.94, 586,180,188.38 and 257,490,216.05 is: 355,354,357.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,746,904.94 : 586,180,188.38 = 257,490,216.05 : x
  2. Step 2: Convert to fraction form
    424,746,904.94/586,180,188.38 = 257,490,216.05/x
  3. Step 3: Cross multiply
    424,746,904.94x = 586,180,188.38 × 257,490,216.05
  4. Step 4: Simplify right side
    424,746,904.94x = 150,935,663,347,908,736
  5. Step 5: Solve for x
    x = 150,935,663,347,908,736/424,746,904.94
  6. Step 6: Final answer
    x = 355,354,357.13

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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.