Home / 546,438,547.51-754,086,187.01-298,919,901.76

Finding the Fourth Proportional to 546,438,547.51, 754,086,187.01 and 298,919,901.76

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Solution

The fourth proportional to 546,438,547.51, 754,086,187.01 and 298,919,901.76 is: 412,510,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,438,547.51 : 754,086,187.01 = 298,919,901.76 : x
  2. Step 2: Convert to fraction form
    546,438,547.51/754,086,187.01 = 298,919,901.76/x
  3. Step 3: Cross multiply
    546,438,547.51x = 754,086,187.01 × 298,919,901.76
  4. Step 4: Simplify right side
    546,438,547.51x = 225,411,368,938,464,288
  5. Step 5: Solve for x
    x = 225,411,368,938,464,288/546,438,547.51
  6. Step 6: Final answer
    x = 412,510,006.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.