Home / 153,579,331.20-230,368,996.80-112,764,662.40

Finding the Fourth Proportional to 153,579,331.20, 230,368,996.80 and 112,764,662.40

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Solution

The fourth proportional to 153,579,331.20, 230,368,996.80 and 112,764,662.40 is: 169,146,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,579,331.20 : 230,368,996.80 = 112,764,662.40 : x
  2. Step 2: Convert to fraction form
    153,579,331.20/230,368,996.80 = 112,764,662.40/x
  3. Step 3: Cross multiply
    153,579,331.20x = 230,368,996.80 × 112,764,662.40
  4. Step 4: Simplify right side
    153,579,331.20x = 25,977,482,151,578,684
  5. Step 5: Solve for x
    x = 25,977,482,151,578,684/153,579,331.20
  6. Step 6: Final answer
    x = 169,146,993.60

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1.5x scale

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.