Home / 1,811,572,169.34-2,716,685,427.48-630,849,438.45

Finding the Fourth Proportional to 1,811,572,169.34, 2,716,685,427.48 and 630,849,438.45

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Solution

The fourth proportional to 1,811,572,169.34, 2,716,685,427.48 and 630,849,438.45 is: 946,039,857.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,572,169.34 : 2,716,685,427.48 = 630,849,438.45 : x
  2. Step 2: Convert to fraction form
    1,811,572,169.34/2,716,685,427.48 = 630,849,438.45/x
  3. Step 3: Cross multiply
    1,811,572,169.34x = 2,716,685,427.48 × 630,849,438.45
  4. Step 4: Simplify right side
    1,811,572,169.34x = 1,713,819,476,368,721,920
  5. Step 5: Solve for x
    x = 1,713,819,476,368,721,920/1,811,572,169.34
  6. Step 6: Final answer
    x = 946,039,857.19

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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.