Home / 28,086,772,308.12-42,125,673,762.90-8,185,004,488.23

Finding the Fourth Proportional to 28,086,772,308.12, 42,125,673,762.90 and 8,185,004,488.23

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Solution

The fourth proportional to 28,086,772,308.12, 42,125,673,762.90 and 8,185,004,488.23 is: 12,276,199,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,086,772,308.12 : 42,125,673,762.90 = 8,185,004,488.23 : x
  2. Step 2: Convert to fraction form
    28,086,772,308.12/42,125,673,762.90 = 8,185,004,488.23/x
  3. Step 3: Cross multiply
    28,086,772,308.12x = 42,125,673,762.90 × 8,185,004,488.23
  4. Step 4: Simplify right side
    28,086,772,308.12x = 344,798,828,819,049,218,048
  5. Step 5: Solve for x
    x = 344,798,828,819,049,218,048/28,086,772,308.12
  6. Step 6: Final answer
    x = 12,276,199,808.10

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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.