Home / 116,289,412.86-160,482,812.88-64,081,811.53

Finding the Fourth Proportional to 116,289,412.86, 160,482,812.88 and 64,081,811.53

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Solution

The fourth proportional to 116,289,412.86, 160,482,812.88 and 64,081,811.53 is: 88,434,786.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,289,412.86 : 160,482,812.88 = 64,081,811.53 : x
  2. Step 2: Convert to fraction form
    116,289,412.86/160,482,812.88 = 64,081,811.53/x
  3. Step 3: Cross multiply
    116,289,412.86x = 160,482,812.88 × 64,081,811.53
  4. Step 4: Simplify right side
    116,289,412.86x = 10,284,029,368,780,416
  5. Step 5: Solve for x
    x = 10,284,029,368,780,416/116,289,412.86
  6. Step 6: Final answer
    x = 88,434,786.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.