Home / 116,567,821.23-160,860,391.52-64,355,908.11

Finding the Fourth Proportional to 116,567,821.23, 160,860,391.52 and 64,355,908.11

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Solution

The fourth proportional to 116,567,821.23, 160,860,391.52 and 64,355,908.11 is: 88,809,385.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,567,821.23 : 160,860,391.52 = 64,355,908.11 : x
  2. Step 2: Convert to fraction form
    116,567,821.23/160,860,391.52 = 64,355,908.11/x
  3. Step 3: Cross multiply
    116,567,821.23x = 160,860,391.52 × 64,355,908.11
  4. Step 4: Simplify right side
    116,567,821.23x = 10,352,316,575,199,744
  5. Step 5: Solve for x
    x = 10,352,316,575,199,744/116,567,821.23
  6. Step 6: Final answer
    x = 88,809,385.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.