Home / 69,767,510.40-104,651,265.60-42,893,654.40

Finding the Fourth Proportional to 69,767,510.40, 104,651,265.60 and 42,893,654.40

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Solution

The fourth proportional to 69,767,510.40, 104,651,265.60 and 42,893,654.40 is: 64,340,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,767,510.40 : 104,651,265.60 = 42,893,654.40 : x
  2. Step 2: Convert to fraction form
    69,767,510.40/104,651,265.60 = 42,893,654.40/x
  3. Step 3: Cross multiply
    69,767,510.40x = 104,651,265.60 × 42,893,654.40
  4. Step 4: Simplify right side
    69,767,510.40x = 4,488,875,219,169,008
  5. Step 5: Solve for x
    x = 4,488,875,219,169,008/69,767,510.40
  6. Step 6: Final answer
    x = 64,340,481.60

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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.