Home / 789,795,502.80-1,184,693,254.20-381,648,814.80

Finding the Fourth Proportional to 789,795,502.80, 1,184,693,254.20 and 381,648,814.80

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Solution

The fourth proportional to 789,795,502.80, 1,184,693,254.20 and 381,648,814.80 is: 572,473,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,795,502.80 : 1,184,693,254.20 = 381,648,814.80 : x
  2. Step 2: Convert to fraction form
    789,795,502.80/1,184,693,254.20 = 381,648,814.80/x
  3. Step 3: Cross multiply
    789,795,502.80x = 1,184,693,254.20 × 381,648,814.80
  4. Step 4: Simplify right side
    789,795,502.80x = 452,136,776,366,985,152
  5. Step 5: Solve for x
    x = 452,136,776,366,985,152/789,795,502.80
  6. Step 6: Final answer
    x = 572,473,222.20

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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.