Home / 40,820,165,835.44-56,335,182,214.12-22,512,803,969.48

Finding the Fourth Proportional to 40,820,165,835.44, 56,335,182,214.12 and 22,512,803,969.48

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Solution

The fourth proportional to 40,820,165,835.44, 56,335,182,214.12 and 22,512,803,969.48 is: 31,069,518,896.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,820,165,835.44 : 56,335,182,214.12 = 22,512,803,969.48 : x
  2. Step 2: Convert to fraction form
    40,820,165,835.44/56,335,182,214.12 = 22,512,803,969.48/x
  3. Step 3: Cross multiply
    40,820,165,835.44x = 56,335,182,214.12 × 22,512,803,969.48
  4. Step 4: Simplify right side
    40,820,165,835.44x = 1,268,262,913,771,048,009,728
  5. Step 5: Solve for x
    x = 1,268,262,913,771,048,009,728/40,820,165,835.44
  6. Step 6: Final answer
    x = 31,069,518,896.22

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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.