Home / 64,408,539.60-96,612,809.40-51,653,955.60

Finding the Fourth Proportional to 64,408,539.60, 96,612,809.40 and 51,653,955.60

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Solution

The fourth proportional to 64,408,539.60, 96,612,809.40 and 51,653,955.60 is: 77,480,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,408,539.60 : 96,612,809.40 = 51,653,955.60 : x
  2. Step 2: Convert to fraction form
    64,408,539.60/96,612,809.40 = 51,653,955.60/x
  3. Step 3: Cross multiply
    64,408,539.60x = 96,612,809.40 × 51,653,955.60
  4. Step 4: Simplify right side
    64,408,539.60x = 4,990,433,767,138,863
  5. Step 5: Solve for x
    x = 4,990,433,767,138,863/64,408,539.60
  6. Step 6: Final answer
    x = 77,480,933.40

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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.