Home / 30,243,774,913.20-45,365,662,369.80-8,160,771,610.80

Finding the Fourth Proportional to 30,243,774,913.20, 45,365,662,369.80 and 8,160,771,610.80

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Solution

The fourth proportional to 30,243,774,913.20, 45,365,662,369.80 and 8,160,771,610.80 is: 12,241,157,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243,774,913.20 : 45,365,662,369.80 = 8,160,771,610.80 : x
  2. Step 2: Convert to fraction form
    30,243,774,913.20/45,365,662,369.80 = 8,160,771,610.80/x
  3. Step 3: Cross multiply
    30,243,774,913.20x = 45,365,662,369.80 × 8,160,771,610.80
  4. Step 4: Simplify right side
    30,243,774,913.20x = 370,218,809,572,601,692,160
  5. Step 5: Solve for x
    x = 370,218,809,572,601,692,160/30,243,774,913.20
  6. Step 6: Final answer
    x = 12,241,157,416.20

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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.