Home / 749,159,979,868.20-1,033,663,578,550.70-423,999,271,560.02

Finding the Fourth Proportional to 749,159,979,868.20, 1,033,663,578,550.70 and 423,999,271,560.02

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Solution

The fourth proportional to 749,159,979,868.20, 1,033,663,578,550.70 and 423,999,271,560.02 is: 585,018,709,115.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,159,979,868.20 : 1,033,663,578,550.70 = 423,999,271,560.02 : x
  2. Step 2: Convert to fraction form
    749,159,979,868.20/1,033,663,578,550.70 = 423,999,271,560.02/x
  3. Step 3: Cross multiply
    749,159,979,868.20x = 1,033,663,578,550.70 × 423,999,271,560.02
  4. Step 4: Simplify right side
    749,159,979,868.20x = 438,272,604,343,620,329,275,392
  5. Step 5: Solve for x
    x = 438,272,604,343,620,329,275,392/749,159,979,868.20
  6. Step 6: Final answer
    x = 585,018,709,115.68

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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.