Home / 1,772,928,001.20-2,659,392,001.80-1,754,788,148.40

Finding the Fourth Proportional to 1,772,928,001.20, 2,659,392,001.80 and 1,754,788,148.40

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Solution

The fourth proportional to 1,772,928,001.20, 2,659,392,001.80 and 1,754,788,148.40 is: 2,632,182,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,928,001.20 : 2,659,392,001.80 = 1,754,788,148.40 : x
  2. Step 2: Convert to fraction form
    1,772,928,001.20/2,659,392,001.80 = 1,754,788,148.40/x
  3. Step 3: Cross multiply
    1,772,928,001.20x = 2,659,392,001.80 × 1,754,788,148.40
  4. Step 4: Simplify right side
    1,772,928,001.20x = 4,666,669,566,708,391,936
  5. Step 5: Solve for x
    x = 4,666,669,566,708,391,936/1,772,928,001.20
  6. Step 6: Final answer
    x = 2,632,182,222.60

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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.