Home / 89,333,624.40-133,968,943.80-31,827,771.60

Finding the Fourth Proportional to 89,333,624.40, 133,968,943.80 and 31,827,771.60

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Solution

The fourth proportional to 89,333,624.40, 133,968,943.80 and 31,827,771.60 is: 47,730,437.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,333,624.40 : 133,968,943.80 = 31,827,771.60 : x
  2. Step 2: Convert to fraction form
    89,333,624.40/133,968,943.80 = 31,827,771.60/x
  3. Step 3: Cross multiply
    89,333,624.40x = 133,968,943.80 × 31,827,771.60
  4. Step 4: Simplify right side
    89,333,624.40x = 4,263,932,944,759,636
  5. Step 5: Solve for x
    x = 4,263,932,944,759,636/89,333,624.40
  6. Step 6: Final answer
    x = 47,730,437.15

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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.