Home / 255,758,020.40-383,637,030.60-94,178,961.20

Finding the Fourth Proportional to 255,758,020.40, 383,637,030.60 and 94,178,961.20

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Solution

The fourth proportional to 255,758,020.40, 383,637,030.60 and 94,178,961.20 is: 141,268,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,758,020.40 : 383,637,030.60 = 94,178,961.20 : x
  2. Step 2: Convert to fraction form
    255,758,020.40/383,637,030.60 = 94,178,961.20/x
  3. Step 3: Cross multiply
    255,758,020.40x = 383,637,030.60 × 94,178,961.20
  4. Step 4: Simplify right side
    255,758,020.40x = 36,130,537,019,760,616
  5. Step 5: Solve for x
    x = 36,130,537,019,760,616/255,758,020.40
  6. Step 6: Final answer
    x = 141,268,441.80

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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.