Home / 1,230,768,051.80-1,846,152,077.70-369,125,043.80

Finding the Fourth Proportional to 1,230,768,051.80, 1,846,152,077.70 and 369,125,043.80

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Solution

The fourth proportional to 1,230,768,051.80, 1,846,152,077.70 and 369,125,043.80 is: 553,687,565.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,768,051.80 : 1,846,152,077.70 = 369,125,043.80 : x
  2. Step 2: Convert to fraction form
    1,230,768,051.80/1,846,152,077.70 = 369,125,043.80/x
  3. Step 3: Cross multiply
    1,230,768,051.80x = 1,846,152,077.70 × 369,125,043.80
  4. Step 4: Simplify right side
    1,230,768,051.80x = 681,460,966,542,473,600
  5. Step 5: Solve for x
    x = 681,460,966,542,473,600/1,230,768,051.80
  6. Step 6: Final answer
    x = 553,687,565.70

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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.