Home / 657,822,852.63-986,735,961.14-166,536,174.87

Finding the Fourth Proportional to 657,822,852.63, 986,735,961.14 and 166,536,174.87

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Solution

The fourth proportional to 657,822,852.63, 986,735,961.14 and 166,536,174.87 is: 249,804,688.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,822,852.63 : 986,735,961.14 = 166,536,174.87 : x
  2. Step 2: Convert to fraction form
    657,822,852.63/986,735,961.14 = 166,536,174.87/x
  3. Step 3: Cross multiply
    657,822,852.63x = 986,735,961.14 × 166,536,174.87
  4. Step 4: Simplify right side
    657,822,852.63x = 164,327,232,574,095,872
  5. Step 5: Solve for x
    x = 164,327,232,574,095,872/657,822,852.63
  6. Step 6: Final answer
    x = 249,804,688.17

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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.