Home / 149,706,032,762.55-206,665,563,881.49-100,295,742,648.54

Finding the Fourth Proportional to 149,706,032,762.55, 206,665,563,881.49 and 100,295,742,648.54

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Solution

The fourth proportional to 149,706,032,762.55, 206,665,563,881.49 and 100,295,742,648.54 is: 138,455,851,289.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,706,032,762.55 : 206,665,563,881.49 = 100,295,742,648.54 : x
  2. Step 2: Convert to fraction form
    149,706,032,762.55/206,665,563,881.49 = 100,295,742,648.54/x
  3. Step 3: Cross multiply
    149,706,032,762.55x = 206,665,563,881.49 × 100,295,742,648.54
  4. Step 4: Simplify right side
    149,706,032,762.55x = 20,727,676,209,373,323,984,896
  5. Step 5: Solve for x
    x = 20,727,676,209,373,323,984,896/149,706,032,762.55
  6. Step 6: Final answer
    x = 138,455,851,289.91

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1.5x scale

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.