Home / 65,549,175.60-98,323,763.40-20,110,897.20

Finding the Fourth Proportional to 65,549,175.60, 98,323,763.40 and 20,110,897.20

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Solution

The fourth proportional to 65,549,175.60, 98,323,763.40 and 20,110,897.20 is: 30,166,345.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,549,175.60 : 98,323,763.40 = 20,110,897.20 : x
  2. Step 2: Convert to fraction form
    65,549,175.60/98,323,763.40 = 20,110,897.20/x
  3. Step 3: Cross multiply
    65,549,175.60x = 98,323,763.40 × 20,110,897.20
  4. Step 4: Simplify right side
    65,549,175.60x = 1,977,379,098,054,522.50
  5. Step 5: Solve for x
    x = 1,977,379,098,054,522.50/65,549,175.60
  6. Step 6: Final answer
    x = 30,166,345.80

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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.