Home / 394,909,344.90-592,364,017.35-190,836,000.90

Finding the Fourth Proportional to 394,909,344.90, 592,364,017.35 and 190,836,000.90

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Solution

The fourth proportional to 394,909,344.90, 592,364,017.35 and 190,836,000.90 is: 286,254,001.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,909,344.90 : 592,364,017.35 = 190,836,000.90 : x
  2. Step 2: Convert to fraction form
    394,909,344.90/592,364,017.35 = 190,836,000.90/x
  3. Step 3: Cross multiply
    394,909,344.90x = 592,364,017.35 × 190,836,000.90
  4. Step 4: Simplify right side
    394,909,344.90x = 113,044,380,148,132,224
  5. Step 5: Solve for x
    x = 113,044,380,148,132,224/394,909,344.90
  6. Step 6: Final answer
    x = 286,254,001.35

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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.