Home / 295,009,878.40-442,514,817.60-157,260,371.20

Finding the Fourth Proportional to 295,009,878.40, 442,514,817.60 and 157,260,371.20

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Solution

The fourth proportional to 295,009,878.40, 442,514,817.60 and 157,260,371.20 is: 235,890,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,009,878.40 : 442,514,817.60 = 157,260,371.20 : x
  2. Step 2: Convert to fraction form
    295,009,878.40/442,514,817.60 = 157,260,371.20/x
  3. Step 3: Cross multiply
    295,009,878.40x = 442,514,817.60 × 157,260,371.20
  4. Step 4: Simplify right side
    295,009,878.40x = 69,590,044,477,276,288
  5. Step 5: Solve for x
    x = 69,590,044,477,276,288/295,009,878.40
  6. Step 6: Final answer
    x = 235,890,556.80

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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.