Home / 74,860,269.70-112,290,404.55-63,900,775.30

Finding the Fourth Proportional to 74,860,269.70, 112,290,404.55 and 63,900,775.30

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Solution

The fourth proportional to 74,860,269.70, 112,290,404.55 and 63,900,775.30 is: 95,851,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,860,269.70 : 112,290,404.55 = 63,900,775.30 : x
  2. Step 2: Convert to fraction form
    74,860,269.70/112,290,404.55 = 63,900,775.30/x
  3. Step 3: Cross multiply
    74,860,269.70x = 112,290,404.55 × 63,900,775.30
  4. Step 4: Simplify right side
    74,860,269.70x = 7,175,443,909,495,647
  5. Step 5: Solve for x
    x = 7,175,443,909,495,647/74,860,269.70
  6. Step 6: Final answer
    x = 95,851,162.95

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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.