Home / 122,500,590.40-183,750,885.60-61,278,587.20

Finding the Fourth Proportional to 122,500,590.40, 183,750,885.60 and 61,278,587.20

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Solution

The fourth proportional to 122,500,590.40, 183,750,885.60 and 61,278,587.20 is: 91,917,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,500,590.40 : 183,750,885.60 = 61,278,587.20 : x
  2. Step 2: Convert to fraction form
    122,500,590.40/183,750,885.60 = 61,278,587.20/x
  3. Step 3: Cross multiply
    122,500,590.40x = 183,750,885.60 × 61,278,587.20
  4. Step 4: Simplify right side
    122,500,590.40x = 11,259,994,666,316,824
  5. Step 5: Solve for x
    x = 11,259,994,666,316,824/122,500,590.40
  6. Step 6: Final answer
    x = 91,917,880.80

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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.