Home / 1,968,047,136,655.80-2,948,847,001,416.40-1,048,139,797,665.30

Finding the Fourth Proportional to 1,968,047,136,655.80, 2,948,847,001,416.40 and 1,048,139,797,665.30

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Solution

The fourth proportional to 1,968,047,136,655.80, 2,948,847,001,416.40 and 1,048,139,797,665.30 is: 1,570,492,820,950.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,047,136,655.80 : 2,948,847,001,416.40 = 1,048,139,797,665.30 : x
  2. Step 2: Convert to fraction form
    1,968,047,136,655.80/2,948,847,001,416.40 = 1,048,139,797,665.30/x
  3. Step 3: Cross multiply
    1,968,047,136,655.80x = 2,948,847,001,416.40 × 1,048,139,797,665.30
  4. Step 4: Simplify right side
    1,968,047,136,655.80x = 3,090,803,899,410,511,984,328,704
  5. Step 5: Solve for x
    x = 3,090,803,899,410,511,984,328,704/1,968,047,136,655.80
  6. Step 6: Final answer
    x = 1,570,492,820,950.70

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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.