Home / 229,483,885.88-316,678,528.86-125,059,729.16

Finding the Fourth Proportional to 229,483,885.88, 316,678,528.86 and 125,059,729.16

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Solution

The fourth proportional to 229,483,885.88, 316,678,528.86 and 125,059,729.16 is: 172,577,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,483,885.88 : 316,678,528.86 = 125,059,729.16 : x
  2. Step 2: Convert to fraction form
    229,483,885.88/316,678,528.86 = 125,059,729.16/x
  3. Step 3: Cross multiply
    229,483,885.88x = 316,678,528.86 × 125,059,729.16
  4. Step 4: Simplify right side
    229,483,885.88x = 39,603,731,050,018,848
  5. Step 5: Solve for x
    x = 39,603,731,050,018,848/229,483,885.88
  6. Step 6: Final answer
    x = 172,577,394.26

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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.