Home / 516,220,352.19-774,481,628.26-166,459,385.93

Finding the Fourth Proportional to 516,220,352.19, 774,481,628.26 and 166,459,385.93

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Solution

The fourth proportional to 516,220,352.19, 774,481,628.26 and 166,459,385.93 is: 249,737,802.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,220,352.19 : 774,481,628.26 = 166,459,385.93 : x
  2. Step 2: Convert to fraction form
    516,220,352.19/774,481,628.26 = 166,459,385.93/x
  3. Step 3: Cross multiply
    516,220,352.19x = 774,481,628.26 × 166,459,385.93
  4. Step 4: Simplify right side
    516,220,352.19x = 128,919,736,257,719,952
  5. Step 5: Solve for x
    x = 128,919,736,257,719,952/516,220,352.19
  6. Step 6: Final answer
    x = 249,737,802.30

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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.