Home / 190,058,461.32-262,280,678.76-103,138,333.32

Finding the Fourth Proportional to 190,058,461.32, 262,280,678.76 and 103,138,333.32

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Solution

The fourth proportional to 190,058,461.32, 262,280,678.76 and 103,138,333.32 is: 142,330,901.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,058,461.32 : 262,280,678.76 = 103,138,333.32 : x
  2. Step 2: Convert to fraction form
    190,058,461.32/262,280,678.76 = 103,138,333.32/x
  3. Step 3: Cross multiply
    190,058,461.32x = 262,280,678.76 × 103,138,333.32
  4. Step 4: Simplify right side
    190,058,461.32x = 27,051,192,069,344,720
  5. Step 5: Solve for x
    x = 27,051,192,069,344,720/190,058,461.32
  6. Step 6: Final answer
    x = 142,330,901.14

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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.