Home / 85,968,873.15-118,636,539.53-46,810,556.20

Finding the Fourth Proportional to 85,968,873.15, 118,636,539.53 and 46,810,556.20

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Solution

The fourth proportional to 85,968,873.15, 118,636,539.53 and 46,810,556.20 is: 64,598,292.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,968,873.15 : 118,636,539.53 = 46,810,556.20 : x
  2. Step 2: Convert to fraction form
    85,968,873.15/118,636,539.53 = 46,810,556.20/x
  3. Step 3: Cross multiply
    85,968,873.15x = 118,636,539.53 × 46,810,556.20
  4. Step 4: Simplify right side
    85,968,873.15x = 5,553,442,401,042,587
  5. Step 5: Solve for x
    x = 5,553,442,401,042,587/85,968,873.15
  6. Step 6: Final answer
    x = 64,598,292.35

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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.