Home / 86,105,117.98-118,825,990.23-46,946,575.18

Finding the Fourth Proportional to 86,105,117.98, 118,825,990.23 and 46,946,575.18

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Solution

The fourth proportional to 86,105,117.98, 118,825,990.23 and 46,946,575.18 is: 64,786,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,105,117.98 : 118,825,990.23 = 46,946,575.18 : x
  2. Step 2: Convert to fraction form
    86,105,117.98/118,825,990.23 = 46,946,575.18/x
  3. Step 3: Cross multiply
    86,105,117.98x = 118,825,990.23 × 46,946,575.18
  4. Step 4: Simplify right side
    86,105,117.98x = 5,578,473,283,670,641
  5. Step 5: Solve for x
    x = 5,578,473,283,670,641/86,105,117.98
  6. Step 6: Final answer
    x = 64,786,779.40

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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.