Home / 219,083,549.91-302,335,363.97-118,611,967.10

Finding the Fourth Proportional to 219,083,549.91, 302,335,363.97 and 118,611,967.10

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Solution

The fourth proportional to 219,083,549.91, 302,335,363.97 and 118,611,967.10 is: 163,684,549.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,083,549.91 : 302,335,363.97 = 118,611,967.10 : x
  2. Step 2: Convert to fraction form
    219,083,549.91/302,335,363.97 = 118,611,967.10/x
  3. Step 3: Cross multiply
    219,083,549.91x = 302,335,363.97 × 118,611,967.10
  4. Step 4: Simplify right side
    219,083,549.91x = 35,860,592,242,271,424
  5. Step 5: Solve for x
    x = 35,860,592,242,271,424/219,083,549.91
  6. Step 6: Final answer
    x = 163,684,549.83

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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.