Home / 630,825,641.82-946,271,880.09-194,426,063.10

Finding the Fourth Proportional to 630,825,641.82, 946,271,880.09 and 194,426,063.10

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Solution

The fourth proportional to 630,825,641.82, 946,271,880.09 and 194,426,063.10 is: 291,649,394.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,825,641.82 : 946,271,880.09 = 194,426,063.10 : x
  2. Step 2: Convert to fraction form
    630,825,641.82/946,271,880.09 = 194,426,063.10/x
  3. Step 3: Cross multiply
    630,825,641.82x = 946,271,880.09 × 194,426,063.10
  4. Step 4: Simplify right side
    630,825,641.82x = 183,979,916,268,133,984
  5. Step 5: Solve for x
    x = 183,979,916,268,133,984/630,825,641.82
  6. Step 6: Final answer
    x = 291,649,394.18

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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.