Home / 118,373,571.40-177,560,357.10-97,115,931.40

Finding the Fourth Proportional to 118,373,571.40, 177,560,357.10 and 97,115,931.40

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Solution

The fourth proportional to 118,373,571.40, 177,560,357.10 and 97,115,931.40 is: 145,673,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,373,571.40 : 177,560,357.10 = 97,115,931.40 : x
  2. Step 2: Convert to fraction form
    118,373,571.40/177,560,357.10 = 97,115,931.40/x
  3. Step 3: Cross multiply
    118,373,571.40x = 177,560,357.10 × 97,115,931.40
  4. Step 4: Simplify right side
    118,373,571.40x = 17,243,939,459,483,104
  5. Step 5: Solve for x
    x = 17,243,939,459,483,104/118,373,571.40
  6. Step 6: Final answer
    x = 145,673,897.10

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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.