Home / 424,746,637.87-586,179,819.93-257,489,948.64

Finding the Fourth Proportional to 424,746,637.87, 586,179,819.93 and 257,489,948.64

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Solution

The fourth proportional to 424,746,637.87, 586,179,819.93 and 257,489,948.64 is: 355,353,988.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,746,637.87 : 586,179,819.93 = 257,489,948.64 : x
  2. Step 2: Convert to fraction form
    424,746,637.87/586,179,819.93 = 257,489,948.64/x
  3. Step 3: Cross multiply
    424,746,637.87x = 586,179,819.93 × 257,489,948.64
  4. Step 4: Simplify right side
    424,746,637.87x = 150,935,411,723,361,792
  5. Step 5: Solve for x
    x = 150,935,411,723,361,792/424,746,637.87
  6. Step 6: Final answer
    x = 355,353,988.16

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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.