Home / 2,078,777,714.40-2,868,007,019.70-1,186,063,122.60

Finding the Fourth Proportional to 2,078,777,714.40, 2,868,007,019.70 and 1,186,063,122.60

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Solution

The fourth proportional to 2,078,777,714.40, 2,868,007,019.70 and 1,186,063,122.60 is: 1,636,364,166.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,777,714.40 : 2,868,007,019.70 = 1,186,063,122.60 : x
  2. Step 2: Convert to fraction form
    2,078,777,714.40/2,868,007,019.70 = 1,186,063,122.60/x
  3. Step 3: Cross multiply
    2,078,777,714.40x = 2,868,007,019.70 × 1,186,063,122.60
  4. Step 4: Simplify right side
    2,078,777,714.40x = 3,401,637,361,424,101,376
  5. Step 5: Solve for x
    x = 3,401,637,361,424,101,376/2,078,777,714.40
  6. Step 6: Final answer
    x = 1,636,364,166.24

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Double scale
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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.