Home / 295,035,866.40-442,553,799.60-158,986,970.40

Finding the Fourth Proportional to 295,035,866.40, 442,553,799.60 and 158,986,970.40

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Solution

The fourth proportional to 295,035,866.40, 442,553,799.60 and 158,986,970.40 is: 238,480,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,035,866.40 : 442,553,799.60 = 158,986,970.40 : x
  2. Step 2: Convert to fraction form
    295,035,866.40/442,553,799.60 = 158,986,970.40/x
  3. Step 3: Cross multiply
    295,035,866.40x = 442,553,799.60 × 158,986,970.40
  4. Step 4: Simplify right side
    295,035,866.40x = 70,360,287,837,412,736
  5. Step 5: Solve for x
    x = 70,360,287,837,412,736/295,035,866.40
  6. Step 6: Final answer
    x = 238,480,455.60

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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.