Home / 86,104,521.48-118,825,168.86-46,945,980.48

Finding the Fourth Proportional to 86,104,521.48, 118,825,168.86 and 46,945,980.48

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Solution

The fourth proportional to 86,104,521.48, 118,825,168.86 and 46,945,980.48 is: 64,785,959.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,104,521.48 : 118,825,168.86 = 46,945,980.48 : x
  2. Step 2: Convert to fraction form
    86,104,521.48/118,825,168.86 = 46,945,980.48/x
  3. Step 3: Cross multiply
    86,104,521.48x = 118,825,168.86 × 46,945,980.48
  4. Step 4: Simplify right side
    86,104,521.48x = 5,578,364,057,834,263
  5. Step 5: Solve for x
    x = 5,578,364,057,834,263/86,104,521.48
  6. Step 6: Final answer
    x = 64,785,959.69

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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.