Home / 1,939,482,719.64-2,676,486,050.71-1,047,409,360.27

Finding the Fourth Proportional to 1,939,482,719.64, 2,676,486,050.71 and 1,047,409,360.27

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Solution

The fourth proportional to 1,939,482,719.64, 2,676,486,050.71 and 1,047,409,360.27 is: 1,445,424,861.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,482,719.64 : 2,676,486,050.71 = 1,047,409,360.27 : x
  2. Step 2: Convert to fraction form
    1,939,482,719.64/2,676,486,050.71 = 1,047,409,360.27/x
  3. Step 3: Cross multiply
    1,939,482,719.64x = 2,676,486,050.71 × 1,047,409,360.27
  4. Step 4: Simplify right side
    1,939,482,719.64x = 2,803,376,542,136,430,080
  5. Step 5: Solve for x
    x = 2,803,376,542,136,430,080/1,939,482,719.64
  6. Step 6: Final answer
    x = 1,445,424,861.87

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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.