Home / 90,308,649,574.94-124,629,213,155.22-51,735,024,545.23

Finding the Fourth Proportional to 90,308,649,574.94, 124,629,213,155.22 and 51,735,024,545.23

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Solution

The fourth proportional to 90,308,649,574.94, 124,629,213,155.22 and 51,735,024,545.23 is: 71,396,211,016.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,308,649,574.94 : 124,629,213,155.22 = 51,735,024,545.23 : x
  2. Step 2: Convert to fraction form
    90,308,649,574.94/124,629,213,155.22 = 51,735,024,545.23/x
  3. Step 3: Cross multiply
    90,308,649,574.94x = 124,629,213,155.22 × 51,735,024,545.23
  4. Step 4: Simplify right side
    90,308,649,574.94x = 6,447,695,401,637,883,412,480
  5. Step 5: Solve for x
    x = 6,447,695,401,637,883,412,480/90,308,649,574.94
  6. Step 6: Final answer
    x = 71,396,211,016.17

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1.5x scale

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.