Home / 301,142,590.40-451,713,885.60-96,691,332.80

Finding the Fourth Proportional to 301,142,590.40, 451,713,885.60 and 96,691,332.80

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Solution

The fourth proportional to 301,142,590.40, 451,713,885.60 and 96,691,332.80 is: 145,036,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,142,590.40 : 451,713,885.60 = 96,691,332.80 : x
  2. Step 2: Convert to fraction form
    301,142,590.40/451,713,885.60 = 96,691,332.80/x
  3. Step 3: Cross multiply
    301,142,590.40x = 451,713,885.60 × 96,691,332.80
  4. Step 4: Simplify right side
    301,142,590.40x = 43,676,817,642,930,728
  5. Step 5: Solve for x
    x = 43,676,817,642,930,728/301,142,590.40
  6. Step 6: Final answer
    x = 145,036,999.20

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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.