Home / 190,700,266.80-286,050,400.20-47,093,098.80

Finding the Fourth Proportional to 190,700,266.80, 286,050,400.20 and 47,093,098.80

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Solution

The fourth proportional to 190,700,266.80, 286,050,400.20 and 47,093,098.80 is: 70,639,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,700,266.80 : 286,050,400.20 = 47,093,098.80 : x
  2. Step 2: Convert to fraction form
    190,700,266.80/286,050,400.20 = 47,093,098.80/x
  3. Step 3: Cross multiply
    190,700,266.80x = 286,050,400.20 × 47,093,098.80
  4. Step 4: Simplify right side
    190,700,266.80x = 13,470,999,758,398,138
  5. Step 5: Solve for x
    x = 13,470,999,758,398,138/190,700,266.80
  6. Step 6: Final answer
    x = 70,639,648.20

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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.