Home / 9,349,997,629.50-12,903,402,324.87-5,177,831,485.50

Finding the Fourth Proportional to 9,349,997,629.50, 12,903,402,324.87 and 5,177,831,485.50

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Solution

The fourth proportional to 9,349,997,629.50, 12,903,402,324.87 and 5,177,831,485.50 is: 7,145,632,060.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349,997,629.50 : 12,903,402,324.87 = 5,177,831,485.50 : x
  2. Step 2: Convert to fraction form
    9,349,997,629.50/12,903,402,324.87 = 5,177,831,485.50/x
  3. Step 3: Cross multiply
    9,349,997,629.50x = 12,903,402,324.87 × 5,177,831,485.50
  4. Step 4: Simplify right side
    9,349,997,629.50x = 66,811,642,827,785,789,440
  5. Step 5: Solve for x
    x = 66,811,642,827,785,789,440/9,349,997,629.50
  6. Step 6: Final answer
    x = 7,145,632,060.59

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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.