Home / 66,528,083.60-99,717,475.80-37,787,987.60

Finding the Fourth Proportional to 66,528,083.60, 99,717,475.80 and 37,787,987.60

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Solution

The fourth proportional to 66,528,083.60, 99,717,475.80 and 37,787,987.60 is: 56,639,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528,083.60 : 99,717,475.80 = 37,787,987.60 : x
  2. Step 2: Convert to fraction form
    66,528,083.60/99,717,475.80 = 37,787,987.60/x
  3. Step 3: Cross multiply
    66,528,083.60x = 99,717,475.80 × 37,787,987.60
  4. Step 4: Simplify right side
    66,528,083.60x = 3,768,122,739,033,700
  5. Step 5: Solve for x
    x = 3,768,122,739,033,700/66,528,083.60
  6. Step 6: Final answer
    x = 56,639,580.39

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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.