Home / 123,732,017.20-185,796,313.80-98,383,812.40

Finding the Fourth Proportional to 123,732,017.20, 185,796,313.80 and 98,383,812.40

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Solution

The fourth proportional to 123,732,017.20, 185,796,313.80 and 98,383,812.40 is: 147,733,384.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,732,017.20 : 185,796,313.80 = 98,383,812.40 : x
  2. Step 2: Convert to fraction form
    123,732,017.20/185,796,313.80 = 98,383,812.40/x
  3. Step 3: Cross multiply
    123,732,017.20x = 185,796,313.80 × 98,383,812.40
  4. Step 4: Simplify right side
    123,732,017.20x = 18,279,349,681,510,732
  5. Step 5: Solve for x
    x = 18,279,349,681,510,732/123,732,017.20
  6. Step 6: Final answer
    x = 147,733,384.58

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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.