Home / 64,746,139.20-97,103,656.80-37,393,281.60

Finding the Fourth Proportional to 64,746,139.20, 97,103,656.80 and 37,393,281.60

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Solution

The fourth proportional to 64,746,139.20, 97,103,656.80 and 37,393,281.60 is: 56,080,940.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,746,139.20 : 97,103,656.80 = 37,393,281.60 : x
  2. Step 2: Convert to fraction form
    64,746,139.20/97,103,656.80 = 37,393,281.60/x
  3. Step 3: Cross multiply
    64,746,139.20x = 97,103,656.80 × 37,393,281.60
  4. Step 4: Simplify right side
    64,746,139.20x = 3,631,024,383,112,155
  5. Step 5: Solve for x
    x = 3,631,024,383,112,155/64,746,139.20
  6. Step 6: Final answer
    x = 56,080,940.55

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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.