Home / 1,385,586,829.44-2,079,063,113.04-648,706,631.04

Finding the Fourth Proportional to 1,385,586,829.44, 2,079,063,113.04 and 648,706,631.04

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Solution

The fourth proportional to 1,385,586,829.44, 2,079,063,113.04 and 648,706,631.04 is: 973,379,653.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,586,829.44 : 2,079,063,113.04 = 648,706,631.04 : x
  2. Step 2: Convert to fraction form
    1,385,586,829.44/2,079,063,113.04 = 648,706,631.04/x
  3. Step 3: Cross multiply
    1,385,586,829.44x = 2,079,063,113.04 × 648,706,631.04
  4. Step 4: Simplify right side
    1,385,586,829.44x = 1,348,702,027,779,713,024
  5. Step 5: Solve for x
    x = 1,348,702,027,779,713,024/1,385,586,829.44
  6. Step 6: Final answer
    x = 973,379,653.39

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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.