Home / 1,030,615,518.60-1,544,915,508.30-921,776,401.80

Finding the Fourth Proportional to 1,030,615,518.60, 1,544,915,508.30 and 921,776,401.80

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Solution

The fourth proportional to 1,030,615,518.60, 1,544,915,508.30 and 921,776,401.80 is: 1,381,763,259.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,615,518.60 : 1,544,915,508.30 = 921,776,401.80 : x
  2. Step 2: Convert to fraction form
    1,030,615,518.60/1,544,915,508.30 = 921,776,401.80/x
  3. Step 3: Cross multiply
    1,030,615,518.60x = 1,544,915,508.30 × 921,776,401.80
  4. Step 4: Simplify right side
    1,030,615,518.60x = 1,424,066,658,325,792,000
  5. Step 5: Solve for x
    x = 1,424,066,658,325,792,000/1,030,615,518.60
  6. Step 6: Final answer
    x = 1,381,763,259.55

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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.