Home / 749,159,979,871.70-1,033,663,578,555.50-423,999,271,563.54

Finding the Fourth Proportional to 749,159,979,871.70, 1,033,663,578,555.50 and 423,999,271,563.54

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Solution

The fourth proportional to 749,159,979,871.70, 1,033,663,578,555.50 and 423,999,271,563.54 is: 585,018,709,120.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,159,979,871.70 : 1,033,663,578,555.50 = 423,999,271,563.54 : x
  2. Step 2: Convert to fraction form
    749,159,979,871.70/1,033,663,578,555.50 = 423,999,271,563.54/x
  3. Step 3: Cross multiply
    749,159,979,871.70x = 1,033,663,578,555.50 × 423,999,271,563.54
  4. Step 4: Simplify right side
    749,159,979,871.70x = 438,272,604,349,293,981,073,408
  5. Step 5: Solve for x
    x = 438,272,604,349,293,981,073,408/749,159,979,871.70
  6. Step 6: Final answer
    x = 585,018,709,120.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.