Home / 294,991,206.80-442,486,810.20-103,514,982.80

Finding the Fourth Proportional to 294,991,206.80, 442,486,810.20 and 103,514,982.80

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Solution

The fourth proportional to 294,991,206.80, 442,486,810.20 and 103,514,982.80 is: 155,272,474.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,991,206.80 : 442,486,810.20 = 103,514,982.80 : x
  2. Step 2: Convert to fraction form
    294,991,206.80/442,486,810.20 = 103,514,982.80/x
  3. Step 3: Cross multiply
    294,991,206.80x = 442,486,810.20 × 103,514,982.80
  4. Step 4: Simplify right side
    294,991,206.80x = 45,804,014,547,079,864
  5. Step 5: Solve for x
    x = 45,804,014,547,079,864/294,991,206.80
  6. Step 6: Final answer
    x = 155,272,474.20

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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.