Home / 30,146,303,382.72-45,226,199,358.72-9,186,376,632

Finding the Fourth Proportional to 30,146,303,382.72, 45,226,199,358.72 and 9,186,376,632

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Solution

The fourth proportional to 30,146,303,382.72, 45,226,199,358.72 and 9,186,376,632 is: 13,781,620,110.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,146,303,382.72 : 45,226,199,358.72 = 9,186,376,632 : x
  2. Step 2: Convert to fraction form
    30,146,303,382.72/45,226,199,358.72 = 9,186,376,632/x
  3. Step 3: Cross multiply
    30,146,303,382.72x = 45,226,199,358.72 × 9,186,376,632
  4. Step 4: Simplify right side
    30,146,303,382.72x = 415,464,900,943,118,794,752
  5. Step 5: Solve for x
    x = 415,464,900,943,118,794,752/30,146,303,382.72
  6. Step 6: Final answer
    x = 13,781,620,110.06

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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.