Home / 361,995,680.99-542,998,566.06-103,210,901.23

Finding the Fourth Proportional to 361,995,680.99, 542,998,566.06 and 103,210,901.23

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Solution

The fourth proportional to 361,995,680.99, 542,998,566.06 and 103,210,901.23 is: 154,817,790.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,995,680.99 : 542,998,566.06 = 103,210,901.23 : x
  2. Step 2: Convert to fraction form
    361,995,680.99/542,998,566.06 = 103,210,901.23/x
  3. Step 3: Cross multiply
    361,995,680.99x = 542,998,566.06 × 103,210,901.23
  4. Step 4: Simplify right side
    361,995,680.99x = 56,043,371,370,524,664
  5. Step 5: Solve for x
    x = 56,043,371,370,524,664/361,995,680.99
  6. Step 6: Final answer
    x = 154,817,790.14

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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.