Home / 394,486,827.60-591,730,241.40-164,620,880.40

Finding the Fourth Proportional to 394,486,827.60, 591,730,241.40 and 164,620,880.40

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Solution

The fourth proportional to 394,486,827.60, 591,730,241.40 and 164,620,880.40 is: 246,931,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,486,827.60 : 591,730,241.40 = 164,620,880.40 : x
  2. Step 2: Convert to fraction form
    394,486,827.60/591,730,241.40 = 164,620,880.40/x
  3. Step 3: Cross multiply
    394,486,827.60x = 591,730,241.40 × 164,620,880.40
  4. Step 4: Simplify right side
    394,486,827.60x = 97,411,153,298,572,528
  5. Step 5: Solve for x
    x = 97,411,153,298,572,528/394,486,827.60
  6. Step 6: Final answer
    x = 246,931,320.60

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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.