Home / 249,832,712.03-344,153,111.73-212,543,563.37

Finding the Fourth Proportional to 249,832,712.03, 344,153,111.73 and 212,543,563.37

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Solution

The fourth proportional to 249,832,712.03, 344,153,111.73 and 212,543,563.37 is: 292,786,033.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,832,712.03 : 344,153,111.73 = 212,543,563.37 : x
  2. Step 2: Convert to fraction form
    249,832,712.03/344,153,111.73 = 212,543,563.37/x
  3. Step 3: Cross multiply
    249,832,712.03x = 344,153,111.73 × 212,543,563.37
  4. Step 4: Simplify right side
    249,832,712.03x = 73,147,528,711,967,952
  5. Step 5: Solve for x
    x = 73,147,528,711,967,952/249,832,712.03
  6. Step 6: Final answer
    x = 292,786,033.17

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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.