Home / 77,261,955.60-115,892,933.40-59,346,051.60

Finding the Fourth Proportional to 77,261,955.60, 115,892,933.40 and 59,346,051.60

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Solution

The fourth proportional to 77,261,955.60, 115,892,933.40 and 59,346,051.60 is: 89,019,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,261,955.60 : 115,892,933.40 = 59,346,051.60 : x
  2. Step 2: Convert to fraction form
    77,261,955.60/115,892,933.40 = 59,346,051.60/x
  3. Step 3: Cross multiply
    77,261,955.60x = 115,892,933.40 × 59,346,051.60
  4. Step 4: Simplify right side
    77,261,955.60x = 6,877,788,005,631,764
  5. Step 5: Solve for x
    x = 6,877,788,005,631,764/77,261,955.60
  6. Step 6: Final answer
    x = 89,019,077.40

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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.