Home / 430,963,867,877.49-646,446,423,980.70-175,993,251,420.02

Finding the Fourth Proportional to 430,963,867,877.49, 646,446,423,980.70 and 175,993,251,420.02

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Solution

The fourth proportional to 430,963,867,877.49, 646,446,423,980.70 and 175,993,251,420.02 is: 263,990,131,204.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,963,867,877.49 : 646,446,423,980.70 = 175,993,251,420.02 : x
  2. Step 2: Convert to fraction form
    430,963,867,877.49/646,446,423,980.70 = 175,993,251,420.02/x
  3. Step 3: Cross multiply
    430,963,867,877.49x = 646,446,423,980.70 × 175,993,251,420.02
  4. Step 4: Simplify right side
    430,963,867,877.49x = 113,770,208,025,208,158,158,848
  5. Step 5: Solve for x
    x = 113,770,208,025,208,158,158,848/430,963,867,877.49
  6. Step 6: Final answer
    x = 263,990,131,204.11

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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.