Home / 133,986,036,719.76-201,038,405,320.71-70,228,230,279.12

Finding the Fourth Proportional to 133,986,036,719.76, 201,038,405,320.71 and 70,228,230,279.12

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Solution

The fourth proportional to 133,986,036,719.76, 201,038,405,320.71 and 70,228,230,279.12 is: 105,373,453,603.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,986,036,719.76 : 201,038,405,320.71 = 70,228,230,279.12 : x
  2. Step 2: Convert to fraction form
    133,986,036,719.76/201,038,405,320.71 = 70,228,230,279.12/x
  3. Step 3: Cross multiply
    133,986,036,719.76x = 201,038,405,320.71 × 70,228,230,279.12
  4. Step 4: Simplify right side
    133,986,036,719.76x = 14,118,571,423,809,883,078,656
  5. Step 5: Solve for x
    x = 14,118,571,423,809,883,078,656/133,986,036,719.76
  6. Step 6: Final answer
    x = 105,373,453,603.53

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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.