Home / 2,186,824,645.24-3,017,816,060.76-1,234,405,855.78

Finding the Fourth Proportional to 2,186,824,645.24, 3,017,816,060.76 and 1,234,405,855.78

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Solution

The fourth proportional to 2,186,824,645.24, 3,017,816,060.76 and 1,234,405,855.78 is: 1,703,478,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,824,645.24 : 3,017,816,060.76 = 1,234,405,855.78 : x
  2. Step 2: Convert to fraction form
    2,186,824,645.24/3,017,816,060.76 = 1,234,405,855.78/x
  3. Step 3: Cross multiply
    2,186,824,645.24x = 3,017,816,060.76 × 1,234,405,855.78
  4. Step 4: Simplify right side
    2,186,824,645.24x = 3,725,209,817,069,076,480
  5. Step 5: Solve for x
    x = 3,725,209,817,069,076,480/2,186,824,645.24
  6. Step 6: Final answer
    x = 1,703,478,980.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.