Home / 86,852,065,909.26-130,203,485,045.72-30,184,566,478.16

Finding the Fourth Proportional to 86,852,065,909.26, 130,203,485,045.72 and 30,184,566,478.16

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Solution

The fourth proportional to 86,852,065,909.26, 130,203,485,045.72 and 30,184,566,478.16 is: 45,250,918,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,852,065,909.26 : 130,203,485,045.72 = 30,184,566,478.16 : x
  2. Step 2: Convert to fraction form
    86,852,065,909.26/130,203,485,045.72 = 30,184,566,478.16/x
  3. Step 3: Cross multiply
    86,852,065,909.26x = 130,203,485,045.72 × 30,184,566,478.16
  4. Step 4: Simplify right side
    86,852,065,909.26x = 3,930,135,750,050,646,589,440
  5. Step 5: Solve for x
    x = 3,930,135,750,050,646,589,440/86,852,065,909.26
  6. Step 6: Final answer
    x = 45,250,918,431.31

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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.