Home / 523,833,080.40-785,433,124.44-208,747,574.28

Finding the Fourth Proportional to 523,833,080.40, 785,433,124.44 and 208,747,574.28

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Solution

The fourth proportional to 523,833,080.40, 785,433,124.44 and 208,747,574.28 is: 312,995,237.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,833,080.40 : 785,433,124.44 = 208,747,574.28 : x
  2. Step 2: Convert to fraction form
    523,833,080.40/785,433,124.44 = 208,747,574.28/x
  3. Step 3: Cross multiply
    523,833,080.40x = 785,433,124.44 × 208,747,574.28
  4. Step 4: Simplify right side
    523,833,080.40x = 163,957,259,486,011,392
  5. Step 5: Solve for x
    x = 163,957,259,486,011,392/523,833,080.40
  6. Step 6: Final answer
    x = 312,995,237.64

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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.