Home / 65,173,211.20-97,822,802.40-39,664,043.20

Finding the Fourth Proportional to 65,173,211.20, 97,822,802.40 and 39,664,043.20

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Solution

The fourth proportional to 65,173,211.20, 97,822,802.40 and 39,664,043.20 is: 59,534,397.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,173,211.20 : 97,822,802.40 = 39,664,043.20 : x
  2. Step 2: Convert to fraction form
    65,173,211.20/97,822,802.40 = 39,664,043.20/x
  3. Step 3: Cross multiply
    65,173,211.20x = 97,822,802.40 × 39,664,043.20
  4. Step 4: Simplify right side
    65,173,211.20x = 3,880,047,860,338,664
  5. Step 5: Solve for x
    x = 3,880,047,860,338,664/65,173,211.20
  6. Step 6: Final answer
    x = 59,534,397.48

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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.