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Finding the Fourth Proportional to 1,342,667,717.04, 1,852,797,963.45 and 739,804,603.30

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Solution

The fourth proportional to 1,342,667,717.04, 1,852,797,963.45 and 739,804,603.30 is: 1,020,884,352.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,667,717.04 : 1,852,797,963.45 = 739,804,603.30 : x
  2. Step 2: Convert to fraction form
    1,342,667,717.04/1,852,797,963.45 = 739,804,603.30/x
  3. Step 3: Cross multiply
    1,342,667,717.04x = 1,852,797,963.45 × 739,804,603.30
  4. Step 4: Simplify right side
    1,342,667,717.04x = 1,370,708,462,345,175,040
  5. Step 5: Solve for x
    x = 1,370,708,462,345,175,040/1,342,667,717.04
  6. Step 6: Final answer
    x = 1,020,884,352.06

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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.