Home / 74,379,729.60-111,569,594.40-62,475,451.20

Finding the Fourth Proportional to 74,379,729.60, 111,569,594.40 and 62,475,451.20

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Solution

The fourth proportional to 74,379,729.60, 111,569,594.40 and 62,475,451.20 is: 93,713,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,379,729.60 : 111,569,594.40 = 62,475,451.20 : x
  2. Step 2: Convert to fraction form
    74,379,729.60/111,569,594.40 = 62,475,451.20/x
  3. Step 3: Cross multiply
    74,379,729.60x = 111,569,594.40 × 62,475,451.20
  4. Step 4: Simplify right side
    74,379,729.60x = 6,970,360,750,340,994
  5. Step 5: Solve for x
    x = 6,970,360,750,340,994/74,379,729.60
  6. Step 6: Final answer
    x = 93,713,176.80

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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.