Home / 394,897,712.40-592,346,568.60-190,824,368.40

Finding the Fourth Proportional to 394,897,712.40, 592,346,568.60 and 190,824,368.40

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Solution

The fourth proportional to 394,897,712.40, 592,346,568.60 and 190,824,368.40 is: 286,236,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,897,712.40 : 592,346,568.60 = 190,824,368.40 : x
  2. Step 2: Convert to fraction form
    394,897,712.40/592,346,568.60 = 190,824,368.40/x
  3. Step 3: Cross multiply
    394,897,712.40x = 592,346,568.60 × 190,824,368.40
  4. Step 4: Simplify right side
    394,897,712.40x = 113,034,159,827,002,288
  5. Step 5: Solve for x
    x = 113,034,159,827,002,288/394,897,712.40
  6. Step 6: Final answer
    x = 286,236,552.60

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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.