Home / 560,820,731.16-840,479,146.44-436,473,511.26

Finding the Fourth Proportional to 560,820,731.16, 840,479,146.44 and 436,473,511.26

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Solution

The fourth proportional to 560,820,731.16, 840,479,146.44 and 436,473,511.26 is: 654,125,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,820,731.16 : 840,479,146.44 = 436,473,511.26 : x
  2. Step 2: Convert to fraction form
    560,820,731.16/840,479,146.44 = 436,473,511.26/x
  3. Step 3: Cross multiply
    560,820,731.16x = 840,479,146.44 × 436,473,511.26
  4. Step 4: Simplify right side
    560,820,731.16x = 366,846,884,187,474,560
  5. Step 5: Solve for x
    x = 366,846,884,187,474,560/560,820,731.16
  6. Step 6: Final answer
    x = 654,125,041.76

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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.