Home / 30,702,626,331.54-42,371,816,831.76-16,969,124,148.06

Finding the Fourth Proportional to 30,702,626,331.54, 42,371,816,831.76 and 16,969,124,148.06

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Solution

The fourth proportional to 30,702,626,331.54, 42,371,816,831.76 and 16,969,124,148.06 is: 23,418,603,100.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,702,626,331.54 : 42,371,816,831.76 = 16,969,124,148.06 : x
  2. Step 2: Convert to fraction form
    30,702,626,331.54/42,371,816,831.76 = 16,969,124,148.06/x
  3. Step 3: Cross multiply
    30,702,626,331.54x = 42,371,816,831.76 × 16,969,124,148.06
  4. Step 4: Simplify right side
    30,702,626,331.54x = 719,012,620,196,993,826,816
  5. Step 5: Solve for x
    x = 719,012,620,196,993,826,816/30,702,626,331.54
  6. Step 6: Final answer
    x = 23,418,603,100.36

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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.