Home / 125,807,718,127.98-188,738,080,632.12-40,810,875,838.20

Finding the Fourth Proportional to 125,807,718,127.98, 188,738,080,632.12 and 40,810,875,838.20

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Solution

The fourth proportional to 125,807,718,127.98, 188,738,080,632.12 and 40,810,875,838.20 is: 61,224,911,231.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,807,718,127.98 : 188,738,080,632.12 = 40,810,875,838.20 : x
  2. Step 2: Convert to fraction form
    125,807,718,127.98/188,738,080,632.12 = 40,810,875,838.20/x
  3. Step 3: Cross multiply
    125,807,718,127.98x = 188,738,080,632.12 × 40,810,875,838.20
  4. Step 4: Simplify right side
    125,807,718,127.98x = 7,702,566,374,617,628,278,784
  5. Step 5: Solve for x
    x = 7,702,566,374,617,628,278,784/125,807,718,127.98
  6. Step 6: Final answer
    x = 61,224,911,231.46

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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.