Home / 3,238,370,519.12-4,857,852,222.36-909,291,807.20

Finding the Fourth Proportional to 3,238,370,519.12, 4,857,852,222.36 and 909,291,807.20

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Solution

The fourth proportional to 3,238,370,519.12, 4,857,852,222.36 and 909,291,807.20 is: 1,364,020,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,370,519.12 : 4,857,852,222.36 = 909,291,807.20 : x
  2. Step 2: Convert to fraction form
    3,238,370,519.12/4,857,852,222.36 = 909,291,807.20/x
  3. Step 3: Cross multiply
    3,238,370,519.12x = 4,857,852,222.36 × 909,291,807.20
  4. Step 4: Simplify right side
    3,238,370,519.12x = 4,417,205,226,380,260,352
  5. Step 5: Solve for x
    x = 4,417,205,226,380,260,352/3,238,370,519.12
  6. Step 6: Final answer
    x = 1,364,020,948.28

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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.