Home / 1,356,879,029.76-2,035,643,270.40-436,841,372.16

Finding the Fourth Proportional to 1,356,879,029.76, 2,035,643,270.40 and 436,841,372.16

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Solution

The fourth proportional to 1,356,879,029.76, 2,035,643,270.40 and 436,841,372.16 is: 655,366,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,879,029.76 : 2,035,643,270.40 = 436,841,372.16 : x
  2. Step 2: Convert to fraction form
    1,356,879,029.76/2,035,643,270.40 = 436,841,372.16/x
  3. Step 3: Cross multiply
    1,356,879,029.76x = 2,035,643,270.40 × 436,841,372.16
  4. Step 4: Simplify right side
    1,356,879,029.76x = 889,253,199,469,805,952
  5. Step 5: Solve for x
    x = 889,253,199,469,805,952/1,356,879,029.76
  6. Step 6: Final answer
    x = 655,366,602.30

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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.