Home / 897,120,165.70-1,346,282,110.95-314,853,285.70

Finding the Fourth Proportional to 897,120,165.70, 1,346,282,110.95 and 314,853,285.70

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Solution

The fourth proportional to 897,120,165.70, 1,346,282,110.95 and 314,853,285.70 is: 472,491,158.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,120,165.70 : 1,346,282,110.95 = 314,853,285.70 : x
  2. Step 2: Convert to fraction form
    897,120,165.70/1,346,282,110.95 = 314,853,285.70/x
  3. Step 3: Cross multiply
    897,120,165.70x = 1,346,282,110.95 × 314,853,285.70
  4. Step 4: Simplify right side
    897,120,165.70x = 423,881,346,111,739,456
  5. Step 5: Solve for x
    x = 423,881,346,111,739,456/897,120,165.70
  6. Step 6: Final answer
    x = 472,491,158.17

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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.