Home / 127,340,176,373.46-190,938,590,752.77-42,304,446,108.63

Finding the Fourth Proportional to 127,340,176,373.46, 190,938,590,752.77 and 42,304,446,108.63

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Solution

The fourth proportional to 127,340,176,373.46, 190,938,590,752.77 and 42,304,446,108.63 is: 63,432,857,976.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,340,176,373.46 : 190,938,590,752.77 = 42,304,446,108.63 : x
  2. Step 2: Convert to fraction form
    127,340,176,373.46/190,938,590,752.77 = 42,304,446,108.63/x
  3. Step 3: Cross multiply
    127,340,176,373.46x = 190,938,590,752.77 × 42,304,446,108.63
  4. Step 4: Simplify right side
    127,340,176,373.46x = 8,077,551,322,558,316,412,928
  5. Step 5: Solve for x
    x = 8,077,551,322,558,316,412,928/127,340,176,373.46
  6. Step 6: Final answer
    x = 63,432,857,976.17

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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.