Home / 76,938,115,266.45-115,407,172,899.67-76,938,115,266.45

Finding the Fourth Proportional to 76,938,115,266.45, 115,407,172,899.67 and 76,938,115,266.45

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Solution

The fourth proportional to 76,938,115,266.45, 115,407,172,899.67 and 76,938,115,266.45 is: 115,407,172,899.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,938,115,266.45 : 115,407,172,899.67 = 76,938,115,266.45 : x
  2. Step 2: Convert to fraction form
    76,938,115,266.45/115,407,172,899.67 = 76,938,115,266.45/x
  3. Step 3: Cross multiply
    76,938,115,266.45x = 115,407,172,899.67 × 76,938,115,266.45
  4. Step 4: Simplify right side
    76,938,115,266.45x = 8,879,210,371,129,934,872,576
  5. Step 5: Solve for x
    x = 8,879,210,371,129,934,872,576/76,938,115,266.45
  6. Step 6: Final answer
    x = 115,407,172,899.67

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1.5x scale

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.