Home / 98,938,825.60-148,338,701.52-43,580,392.96

Finding the Fourth Proportional to 98,938,825.60, 148,338,701.52 and 43,580,392.96

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Solution

The fourth proportional to 98,938,825.60, 148,338,701.52 and 43,580,392.96 is: 65,339,959.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,938,825.60 : 148,338,701.52 = 43,580,392.96 : x
  2. Step 2: Convert to fraction form
    98,938,825.60/148,338,701.52 = 43,580,392.96/x
  3. Step 3: Cross multiply
    98,938,825.60x = 148,338,701.52 × 43,580,392.96
  4. Step 4: Simplify right side
    98,938,825.60x = 6,464,658,903,417,750
  5. Step 5: Solve for x
    x = 6,464,658,903,417,750/98,938,825.60
  6. Step 6: Final answer
    x = 65,339,959.96

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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.