Home / 114,924,513.60-172,386,770.40-76,461,307.20

Finding the Fourth Proportional to 114,924,513.60, 172,386,770.40 and 76,461,307.20

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Solution

The fourth proportional to 114,924,513.60, 172,386,770.40 and 76,461,307.20 is: 114,691,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,924,513.60 : 172,386,770.40 = 76,461,307.20 : x
  2. Step 2: Convert to fraction form
    114,924,513.60/172,386,770.40 = 76,461,307.20/x
  3. Step 3: Cross multiply
    114,924,513.60x = 172,386,770.40 × 76,461,307.20
  4. Step 4: Simplify right side
    114,924,513.60x = 13,180,917,808,770,268
  5. Step 5: Solve for x
    x = 13,180,917,808,770,268/114,924,513.60
  6. Step 6: Final answer
    x = 114,691,960.80

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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.