Home / 1,570,039,466.22-2,166,668,792.10-865,216,736.64

Finding the Fourth Proportional to 1,570,039,466.22, 2,166,668,792.10 and 865,216,736.64

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Solution

The fourth proportional to 1,570,039,466.22, 2,166,668,792.10 and 865,216,736.64 is: 1,194,006,992.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,039,466.22 : 2,166,668,792.10 = 865,216,736.64 : x
  2. Step 2: Convert to fraction form
    1,570,039,466.22/2,166,668,792.10 = 865,216,736.64/x
  3. Step 3: Cross multiply
    1,570,039,466.22x = 2,166,668,792.10 × 865,216,736.64
  4. Step 4: Simplify right side
    1,570,039,466.22x = 1,874,638,101,680,492,544
  5. Step 5: Solve for x
    x = 1,874,638,101,680,492,544/1,570,039,466.22
  6. Step 6: Final answer
    x = 1,194,006,992.83

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1.5x scale

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.