Home / 130,458,984,433.77-180,030,576,728.14-75,528,473,922.09

Finding the Fourth Proportional to 130,458,984,433.77, 180,030,576,728.14 and 75,528,473,922.09

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Solution

The fourth proportional to 130,458,984,433.77, 180,030,576,728.14 and 75,528,473,922.09 is: 104,227,660,353.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,458,984,433.77 : 180,030,576,728.14 = 75,528,473,922.09 : x
  2. Step 2: Convert to fraction form
    130,458,984,433.77/180,030,576,728.14 = 75,528,473,922.09/x
  3. Step 3: Cross multiply
    130,458,984,433.77x = 180,030,576,728.14 × 75,528,473,922.09
  4. Step 4: Simplify right side
    130,458,984,433.77x = 13,597,434,719,590,145,851,392
  5. Step 5: Solve for x
    x = 13,597,434,719,590,145,851,392/130,458,984,433.77
  6. Step 6: Final answer
    x = 104,227,660,353.23

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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.