Home / 28,510,349,466.57-42,767,158,490.30-7,548,237,606.53

Finding the Fourth Proportional to 28,510,349,466.57, 42,767,158,490.30 and 7,548,237,606.53

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Solution

The fourth proportional to 28,510,349,466.57, 42,767,158,490.30 and 7,548,237,606.53 is: 11,322,789,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,510,349,466.57 : 42,767,158,490.30 = 7,548,237,606.53 : x
  2. Step 2: Convert to fraction form
    28,510,349,466.57/42,767,158,490.30 = 7,548,237,606.53/x
  3. Step 3: Cross multiply
    28,510,349,466.57x = 42,767,158,490.30 × 7,548,237,606.53
  4. Step 4: Simplify right side
    28,510,349,466.57x = 322,816,674,040,697,389,056
  5. Step 5: Solve for x
    x = 322,816,674,040,697,389,056/28,510,349,466.57
  6. Step 6: Final answer
    x = 11,322,789,095.21

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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.