Home / 304,103,276.71-456,155,662.58-85,754,763.11

Finding the Fourth Proportional to 304,103,276.71, 456,155,662.58 and 85,754,763.11

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Solution

The fourth proportional to 304,103,276.71, 456,155,662.58 and 85,754,763.11 is: 128,632,355.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,103,276.71 : 456,155,662.58 = 85,754,763.11 : x
  2. Step 2: Convert to fraction form
    304,103,276.71/456,155,662.58 = 85,754,763.11/x
  3. Step 3: Cross multiply
    304,103,276.71x = 456,155,662.58 × 85,754,763.11
  4. Step 4: Simplify right side
    304,103,276.71x = 39,117,520,785,832,992
  5. Step 5: Solve for x
    x = 39,117,520,785,832,992/304,103,276.71
  6. Step 6: Final answer
    x = 128,632,355.46

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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.