Home / 165,549,261,963.74-248,323,892,667.03-39,779,858,999.53

Finding the Fourth Proportional to 165,549,261,963.74, 248,323,892,667.03 and 39,779,858,999.53

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Solution

The fourth proportional to 165,549,261,963.74, 248,323,892,667.03 and 39,779,858,999.53 is: 59,669,788,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,549,261,963.74 : 248,323,892,667.03 = 39,779,858,999.53 : x
  2. Step 2: Convert to fraction form
    165,549,261,963.74/248,323,892,667.03 = 39,779,858,999.53/x
  3. Step 3: Cross multiply
    165,549,261,963.74x = 248,323,892,667.03 × 39,779,858,999.53
  4. Step 4: Simplify right side
    165,549,261,963.74x = 9,878,289,436,509,122,592,768
  5. Step 5: Solve for x
    x = 9,878,289,436,509,122,592,768/165,549,261,963.74
  6. Step 6: Final answer
    x = 59,669,788,432.36

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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.