Home / 139,881,323,423.30-193,036,224,829.49-75,652,047,731.76

Finding the Fourth Proportional to 139,881,323,423.30, 193,036,224,829.49 and 75,652,047,731.76

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Solution

The fourth proportional to 139,881,323,423.30, 193,036,224,829.49 and 75,652,047,731.76 is: 104,399,825,061.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,881,323,423.30 : 193,036,224,829.49 = 75,652,047,731.76 : x
  2. Step 2: Convert to fraction form
    139,881,323,423.30/193,036,224,829.49 = 75,652,047,731.76/x
  3. Step 3: Cross multiply
    139,881,323,423.30x = 193,036,224,829.49 × 75,652,047,731.76
  4. Step 4: Simplify right side
    139,881,323,423.30x = 14,603,585,694,759,330,512,896
  5. Step 5: Solve for x
    x = 14,603,585,694,759,330,512,896/139,881,323,423.30
  6. Step 6: Final answer
    x = 104,399,825,061.47

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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.