Home / 773,175,921.60-1,066,982,947.68-425,495,409.60

Finding the Fourth Proportional to 773,175,921.60, 1,066,982,947.68 and 425,495,409.60

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Solution

The fourth proportional to 773,175,921.60, 1,066,982,947.68 and 425,495,409.60 is: 587,183,762.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,175,921.60 : 1,066,982,947.68 = 425,495,409.60 : x
  2. Step 2: Convert to fraction form
    773,175,921.60/1,066,982,947.68 = 425,495,409.60/x
  3. Step 3: Cross multiply
    773,175,921.60x = 1,066,982,947.68 × 425,495,409.60
  4. Step 4: Simplify right side
    773,175,921.60x = 453,996,346,359,316,992
  5. Step 5: Solve for x
    x = 453,996,346,359,316,992/773,175,921.60
  6. Step 6: Final answer
    x = 587,183,762.03

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1.5x scale

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.