Home / 64,366,493.80-96,549,740.70-57,312,106.60

Finding the Fourth Proportional to 64,366,493.80, 96,549,740.70 and 57,312,106.60

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Solution

The fourth proportional to 64,366,493.80, 96,549,740.70 and 57,312,106.60 is: 85,968,159.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,366,493.80 : 96,549,740.70 = 57,312,106.60 : x
  2. Step 2: Convert to fraction form
    64,366,493.80/96,549,740.70 = 57,312,106.60/x
  3. Step 3: Cross multiply
    64,366,493.80x = 96,549,740.70 × 57,312,106.60
  4. Step 4: Simplify right side
    64,366,493.80x = 5,533,469,031,200,759
  5. Step 5: Solve for x
    x = 5,533,469,031,200,759/64,366,493.80
  6. Step 6: Final answer
    x = 85,968,159.90

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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.