Home / 175,507,115.40-263,260,673.10-84,807,851.40

Finding the Fourth Proportional to 175,507,115.40, 263,260,673.10 and 84,807,851.40

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Solution

The fourth proportional to 175,507,115.40, 263,260,673.10 and 84,807,851.40 is: 127,211,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,507,115.40 : 263,260,673.10 = 84,807,851.40 : x
  2. Step 2: Convert to fraction form
    175,507,115.40/263,260,673.10 = 84,807,851.40/x
  3. Step 3: Cross multiply
    175,507,115.40x = 263,260,673.10 × 84,807,851.40
  4. Step 4: Simplify right side
    175,507,115.40x = 22,326,572,043,728,780
  5. Step 5: Solve for x
    x = 22,326,572,043,728,780/175,507,115.40
  6. Step 6: Final answer
    x = 127,211,777.10

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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.