Home / 1,918,585,613.91-2,878,152,946.74-590,726,004.60

Finding the Fourth Proportional to 1,918,585,613.91, 2,878,152,946.74 and 590,726,004.60

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Solution

The fourth proportional to 1,918,585,613.91, 2,878,152,946.74 and 590,726,004.60 is: 886,173,532.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,585,613.91 : 2,878,152,946.74 = 590,726,004.60 : x
  2. Step 2: Convert to fraction form
    1,918,585,613.91/2,878,152,946.74 = 590,726,004.60/x
  3. Step 3: Cross multiply
    1,918,585,613.91x = 2,878,152,946.74 × 590,726,004.60
  4. Step 4: Simplify right side
    1,918,585,613.91x = 1,700,199,790,855,436,800
  5. Step 5: Solve for x
    x = 1,700,199,790,855,436,800/1,918,585,613.91
  6. Step 6: Final answer
    x = 886,173,532.49

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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.