Home / 2,985,983,999.10-4,478,975,998.65-1,837,773,618.30

Finding the Fourth Proportional to 2,985,983,999.10, 4,478,975,998.65 and 1,837,773,618.30

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Solution

The fourth proportional to 2,985,983,999.10, 4,478,975,998.65 and 1,837,773,618.30 is: 2,756,660,427.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,983,999.10 : 4,478,975,998.65 = 1,837,773,618.30 : x
  2. Step 2: Convert to fraction form
    2,985,983,999.10/4,478,975,998.65 = 1,837,773,618.30/x
  3. Step 3: Cross multiply
    2,985,983,999.10x = 4,478,975,998.65 × 1,837,773,618.30
  4. Step 4: Simplify right side
    2,985,983,999.10x = 8,231,343,927,317,865,472
  5. Step 5: Solve for x
    x = 8,231,343,927,317,865,472/2,985,983,999.10
  6. Step 6: Final answer
    x = 2,756,660,427.45

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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.