Home / 650,303,856.93-897,420,211.25-352,946,103.68

Finding the Fourth Proportional to 650,303,856.93, 897,420,211.25 and 352,946,103.68

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Solution

The fourth proportional to 650,303,856.93, 897,420,211.25 and 352,946,103.68 is: 487,066,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,303,856.93 : 897,420,211.25 = 352,946,103.68 : x
  2. Step 2: Convert to fraction form
    650,303,856.93/897,420,211.25 = 352,946,103.68/x
  3. Step 3: Cross multiply
    650,303,856.93x = 897,420,211.25 × 352,946,103.68
  4. Step 4: Simplify right side
    650,303,856.93x = 316,740,966,924,369,984
  5. Step 5: Solve for x
    x = 316,740,966,924,369,984/650,303,856.93
  6. Step 6: Final answer
    x = 487,066,105.40

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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.