Home / 162,892,031.60-244,338,047.40-86,364,527.60

Finding the Fourth Proportional to 162,892,031.60, 244,338,047.40 and 86,364,527.60

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Solution

The fourth proportional to 162,892,031.60, 244,338,047.40 and 86,364,527.60 is: 129,546,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,892,031.60 : 244,338,047.40 = 86,364,527.60 : x
  2. Step 2: Convert to fraction form
    162,892,031.60/244,338,047.40 = 86,364,527.60/x
  3. Step 3: Cross multiply
    162,892,031.60x = 244,338,047.40 × 86,364,527.60
  4. Step 4: Simplify right side
    162,892,031.60x = 21,102,140,038,407,408
  5. Step 5: Solve for x
    x = 21,102,140,038,407,408/162,892,031.60
  6. Step 6: Final answer
    x = 129,546,791.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.