Home / 849,493,275.73-1,172,359,639.85-514,979,897.27

Finding the Fourth Proportional to 849,493,275.73, 1,172,359,639.85 and 514,979,897.27

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Solution

The fourth proportional to 849,493,275.73, 1,172,359,639.85 and 514,979,897.27 is: 710,707,976.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,493,275.73 : 1,172,359,639.85 = 514,979,897.27 : x
  2. Step 2: Convert to fraction form
    849,493,275.73/1,172,359,639.85 = 514,979,897.27/x
  3. Step 3: Cross multiply
    849,493,275.73x = 1,172,359,639.85 × 514,979,897.27
  4. Step 4: Simplify right side
    849,493,275.73x = 603,741,646,893,447,168
  5. Step 5: Solve for x
    x = 603,741,646,893,447,168/849,493,275.73
  6. Step 6: Final answer
    x = 710,707,976.32

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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.