Home / 5,089,432,831.77-7,023,480,849.22-2,800,828,346.55

Finding the Fourth Proportional to 5,089,432,831.77, 7,023,480,849.22 and 2,800,828,346.55

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Solution

The fourth proportional to 5,089,432,831.77, 7,023,480,849.22 and 2,800,828,346.55 is: 3,865,178,086.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089,432,831.77 : 7,023,480,849.22 = 2,800,828,346.55 : x
  2. Step 2: Convert to fraction form
    5,089,432,831.77/7,023,480,849.22 = 2,800,828,346.55/x
  3. Step 3: Cross multiply
    5,089,432,831.77x = 7,023,480,849.22 × 2,800,828,346.55
  4. Step 4: Simplify right side
    5,089,432,831.77x = 19,671,564,253,946,445,824
  5. Step 5: Solve for x
    x = 19,671,564,253,946,445,824/5,089,432,831.77
  6. Step 6: Final answer
    x = 3,865,178,086.48

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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.