Home / 875,911,828.49-1,313,700,299.53-262,496,054.24

Finding the Fourth Proportional to 875,911,828.49, 1,313,700,299.53 and 262,496,054.24

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Solution

The fourth proportional to 875,911,828.49, 1,313,700,299.53 and 262,496,054.24 is: 393,693,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,911,828.49 : 1,313,700,299.53 = 262,496,054.24 : x
  2. Step 2: Convert to fraction form
    875,911,828.49/1,313,700,299.53 = 262,496,054.24/x
  3. Step 3: Cross multiply
    875,911,828.49x = 1,313,700,299.53 × 262,496,054.24
  4. Step 4: Simplify right side
    875,911,828.49x = 344,841,145,073,306,368
  5. Step 5: Solve for x
    x = 344,841,145,073,306,368/875,911,828.49
  6. Step 6: Final answer
    x = 393,693,901.44

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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.