Home / 200,896,798.47-277,216,110.36-112,800,480

Finding the Fourth Proportional to 200,896,798.47, 277,216,110.36 and 112,800,480

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Solution

The fourth proportional to 200,896,798.47, 277,216,110.36 and 112,800,480 is: 155,652,606.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,896,798.47 : 277,216,110.36 = 112,800,480 : x
  2. Step 2: Convert to fraction form
    200,896,798.47/277,216,110.36 = 112,800,480/x
  3. Step 3: Cross multiply
    200,896,798.47x = 277,216,110.36 × 112,800,480
  4. Step 4: Simplify right side
    200,896,798.47x = 31,270,110,312,340,976
  5. Step 5: Solve for x
    x = 31,270,110,312,340,976/200,896,798.47
  6. Step 6: Final answer
    x = 155,652,606.47

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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.