Home / 1,779,660,002.80-2,669,490,004.20-1,052,274,300.40

Finding the Fourth Proportional to 1,779,660,002.80, 2,669,490,004.20 and 1,052,274,300.40

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Solution

The fourth proportional to 1,779,660,002.80, 2,669,490,004.20 and 1,052,274,300.40 is: 1,578,411,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,660,002.80 : 2,669,490,004.20 = 1,052,274,300.40 : x
  2. Step 2: Convert to fraction form
    1,779,660,002.80/2,669,490,004.20 = 1,052,274,300.40/x
  3. Step 3: Cross multiply
    1,779,660,002.80x = 2,669,490,004.20 × 1,052,274,300.40
  4. Step 4: Simplify right side
    1,779,660,002.80x = 2,809,035,726,594,348,032
  5. Step 5: Solve for x
    x = 2,809,035,726,594,348,032/1,779,660,002.80
  6. Step 6: Final answer
    x = 1,578,411,450.60

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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.