Home / 66,394,280.40-99,574,831.80-25,444,827.60

Finding the Fourth Proportional to 66,394,280.40, 99,574,831.80 and 25,444,827.60

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Solution

The fourth proportional to 66,394,280.40, 99,574,831.80 and 25,444,827.60 is: 38,160,883.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,394,280.40 : 99,574,831.80 = 25,444,827.60 : x
  2. Step 2: Convert to fraction form
    66,394,280.40/99,574,831.80 = 25,444,827.60/x
  3. Step 3: Cross multiply
    66,394,280.40x = 99,574,831.80 × 25,444,827.60
  4. Step 4: Simplify right side
    66,394,280.40x = 2,533,664,428,449,998
  5. Step 5: Solve for x
    x = 2,533,664,428,449,998/66,394,280.40
  6. Step 6: Final answer
    x = 38,160,883.94

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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.