Home / 112,852,230,446.72-155,734,063,877.15-61,409,035,766.09

Finding the Fourth Proportional to 112,852,230,446.72, 155,734,063,877.15 and 61,409,035,766.09

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Solution

The fourth proportional to 112,852,230,446.72, 155,734,063,877.15 and 61,409,035,766.09 is: 84,743,373,354.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,852,230,446.72 : 155,734,063,877.15 = 61,409,035,766.09 : x
  2. Step 2: Convert to fraction form
    112,852,230,446.72/155,734,063,877.15 = 61,409,035,766.09/x
  3. Step 3: Cross multiply
    112,852,230,446.72x = 155,734,063,877.15 × 61,409,035,766.09
  4. Step 4: Simplify right side
    112,852,230,446.72x = 9,563,478,698,630,137,774,080
  5. Step 5: Solve for x
    x = 9,563,478,698,630,137,774,080/112,852,230,446.72
  6. Step 6: Final answer
    x = 84,743,373,354.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.