Home / 2,106,151,714.67-3,158,482,389.41-611,872,378.40

Finding the Fourth Proportional to 2,106,151,714.67, 3,158,482,389.41 and 611,872,378.40

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Solution

The fourth proportional to 2,106,151,714.67, 3,158,482,389.41 and 611,872,378.40 is: 917,592,079.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,151,714.67 : 3,158,482,389.41 = 611,872,378.40 : x
  2. Step 2: Convert to fraction form
    2,106,151,714.67/3,158,482,389.41 = 611,872,378.40/x
  3. Step 3: Cross multiply
    2,106,151,714.67x = 3,158,482,389.41 × 611,872,378.40
  4. Step 4: Simplify right side
    2,106,151,714.67x = 1,932,588,131,750,459,136
  5. Step 5: Solve for x
    x = 1,932,588,131,750,459,136/2,106,151,714.67
  6. Step 6: Final answer
    x = 917,592,079.57

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1.5x scale

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.