Home / 727,377,880.50-1,091,076,275.88-242,703,688.50

Finding the Fourth Proportional to 727,377,880.50, 1,091,076,275.88 and 242,703,688.50

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Solution

The fourth proportional to 727,377,880.50, 1,091,076,275.88 and 242,703,688.50 is: 364,058,687.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,377,880.50 : 1,091,076,275.88 = 242,703,688.50 : x
  2. Step 2: Convert to fraction form
    727,377,880.50/1,091,076,275.88 = 242,703,688.50/x
  3. Step 3: Cross multiply
    727,377,880.50x = 1,091,076,275.88 × 242,703,688.50
  4. Step 4: Simplify right side
    727,377,880.50x = 264,808,236,590,919,616
  5. Step 5: Solve for x
    x = 264,808,236,590,919,616/727,377,880.50
  6. Step 6: Final answer
    x = 364,058,687.64

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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.