Home / 56,117,397.60-84,176,096.40-55,361,570.40

Finding the Fourth Proportional to 56,117,397.60, 84,176,096.40 and 55,361,570.40

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Solution

The fourth proportional to 56,117,397.60, 84,176,096.40 and 55,361,570.40 is: 83,042,355.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,117,397.60 : 84,176,096.40 = 55,361,570.40 : x
  2. Step 2: Convert to fraction form
    56,117,397.60/84,176,096.40 = 55,361,570.40/x
  3. Step 3: Cross multiply
    56,117,397.60x = 84,176,096.40 × 55,361,570.40
  4. Step 4: Simplify right side
    56,117,397.60x = 4,660,120,886,845,787
  5. Step 5: Solve for x
    x = 4,660,120,886,845,787/56,117,397.60
  6. Step 6: Final answer
    x = 83,042,355.60

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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.