Home / 123,584,673.60-185,443,365.60-51,788,347.20

Finding the Fourth Proportional to 123,584,673.60, 185,443,365.60 and 51,788,347.20

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Solution

The fourth proportional to 123,584,673.60, 185,443,365.60 and 51,788,347.20 is: 77,710,327.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,584,673.60 : 185,443,365.60 = 51,788,347.20 : x
  2. Step 2: Convert to fraction form
    123,584,673.60/185,443,365.60 = 51,788,347.20/x
  3. Step 3: Cross multiply
    123,584,673.60x = 185,443,365.60 × 51,788,347.20
  4. Step 4: Simplify right side
    123,584,673.60x = 9,603,805,403,629,336
  5. Step 5: Solve for x
    x = 9,603,805,403,629,336/123,584,673.60
  6. Step 6: Final answer
    x = 77,710,327.05

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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.