Home / 117,534,742.80-176,302,114.20-98,723,043.60

Finding the Fourth Proportional to 117,534,742.80, 176,302,114.20 and 98,723,043.60

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Solution

The fourth proportional to 117,534,742.80, 176,302,114.20 and 98,723,043.60 is: 148,084,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,534,742.80 : 176,302,114.20 = 98,723,043.60 : x
  2. Step 2: Convert to fraction form
    117,534,742.80/176,302,114.20 = 98,723,043.60/x
  3. Step 3: Cross multiply
    117,534,742.80x = 176,302,114.20 × 98,723,043.60
  4. Step 4: Simplify right side
    117,534,742.80x = 17,405,081,306,938,776
  5. Step 5: Solve for x
    x = 17,405,081,306,938,776/117,534,742.80
  6. Step 6: Final answer
    x = 148,084,565.40

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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.