Home / 475,241,783.60-712,988,646.60-168,501,911.60

Finding the Fourth Proportional to 475,241,783.60, 712,988,646.60 and 168,501,911.60

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Solution

The fourth proportional to 475,241,783.60, 712,988,646.60 and 168,501,911.60 is: 252,797,531.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,241,783.60 : 712,988,646.60 = 168,501,911.60 : x
  2. Step 2: Convert to fraction form
    475,241,783.60/712,988,646.60 = 168,501,911.60/x
  3. Step 3: Cross multiply
    475,241,783.60x = 712,988,646.60 × 168,501,911.60
  4. Step 4: Simplify right side
    475,241,783.60x = 120,139,949,901,196,848
  5. Step 5: Solve for x
    x = 120,139,949,901,196,848/475,241,783.60
  6. Step 6: Final answer
    x = 252,797,531.80

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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.