Home / 98,306,752.32-147,411,601.92-30,133,005.12

Finding the Fourth Proportional to 98,306,752.32, 147,411,601.92 and 30,133,005.12

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Solution

The fourth proportional to 98,306,752.32, 147,411,601.92 and 30,133,005.12 is: 45,184,633.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,306,752.32 : 147,411,601.92 = 30,133,005.12 : x
  2. Step 2: Convert to fraction form
    98,306,752.32/147,411,601.92 = 30,133,005.12/x
  3. Step 3: Cross multiply
    98,306,752.32x = 147,411,601.92 × 30,133,005.12
  4. Step 4: Simplify right side
    98,306,752.32x = 4,441,954,555,402,761.50
  5. Step 5: Solve for x
    x = 4,441,954,555,402,761.50/98,306,752.32
  6. Step 6: Final answer
    x = 45,184,633.31

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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.