Home / 78,733,008.80-118,099,513.20-78,733,008.80

Finding the Fourth Proportional to 78,733,008.80, 118,099,513.20 and 78,733,008.80

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Solution

The fourth proportional to 78,733,008.80, 118,099,513.20 and 78,733,008.80 is: 118,099,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,733,008.80 : 118,099,513.20 = 78,733,008.80 : x
  2. Step 2: Convert to fraction form
    78,733,008.80/118,099,513.20 = 78,733,008.80/x
  3. Step 3: Cross multiply
    78,733,008.80x = 118,099,513.20 × 78,733,008.80
  4. Step 4: Simplify right side
    78,733,008.80x = 9,298,330,012,051,316
  5. Step 5: Solve for x
    x = 9,298,330,012,051,316/78,733,008.80
  6. Step 6: Final answer
    x = 118,099,513.20

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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.