Home / 705,762,079.20-1,058,643,118.80-674,017,336.80

Finding the Fourth Proportional to 705,762,079.20, 1,058,643,118.80 and 674,017,336.80

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Solution

The fourth proportional to 705,762,079.20, 1,058,643,118.80 and 674,017,336.80 is: 1,011,026,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,762,079.20 : 1,058,643,118.80 = 674,017,336.80 : x
  2. Step 2: Convert to fraction form
    705,762,079.20/1,058,643,118.80 = 674,017,336.80/x
  3. Step 3: Cross multiply
    705,762,079.20x = 1,058,643,118.80 × 674,017,336.80
  4. Step 4: Simplify right side
    705,762,079.20x = 713,543,815,555,221,888
  5. Step 5: Solve for x
    x = 713,543,815,555,221,888/705,762,079.20
  6. Step 6: Final answer
    x = 1,011,026,005.20

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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.