Home / 159,567,340.40-239,351,010.60-139,411,948.40

Finding the Fourth Proportional to 159,567,340.40, 239,351,010.60 and 139,411,948.40

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Solution

The fourth proportional to 159,567,340.40, 239,351,010.60 and 139,411,948.40 is: 209,117,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,567,340.40 : 239,351,010.60 = 139,411,948.40 : x
  2. Step 2: Convert to fraction form
    159,567,340.40/239,351,010.60 = 139,411,948.40/x
  3. Step 3: Cross multiply
    159,567,340.40x = 239,351,010.60 × 139,411,948.40
  4. Step 4: Simplify right side
    159,567,340.40x = 33,368,390,739,255,052
  5. Step 5: Solve for x
    x = 33,368,390,739,255,052/159,567,340.40
  6. Step 6: Final answer
    x = 209,117,922.60

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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.