Home / 20,416,457,012,719-28,174,795,564,435-11,041,254,542,709

Finding the Fourth Proportional to 20,416,457,012,719, 28,174,795,564,435 and 11,041,254,542,709

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Solution

The fourth proportional to 20,416,457,012,719, 28,174,795,564,435 and 11,041,254,542,709 is: 15,236,977,175,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,416,457,012,719 : 28,174,795,564,435 = 11,041,254,542,709 : x
  2. Step 2: Convert to fraction form
    20,416,457,012,719/28,174,795,564,435 = 11,041,254,542,709/x
  3. Step 3: Cross multiply
    20,416,457,012,719x = 28,174,795,564,435 × 11,041,254,542,709
  4. Step 4: Simplify right side
    20,416,457,012,719x = 311,085,089,515,715,317,421,047,808
  5. Step 5: Solve for x
    x = 311,085,089,515,715,317,421,047,808/20,416,457,012,719
  6. Step 6: Final answer
    x = 15,236,977,175,908.45

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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.