Home / 193,118,705.04-266,508,863.76-105,017,855.28

Finding the Fourth Proportional to 193,118,705.04, 266,508,863.76 and 105,017,855.28

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Solution

The fourth proportional to 193,118,705.04, 266,508,863.76 and 105,017,855.28 is: 144,927,386.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,118,705.04 : 266,508,863.76 = 105,017,855.28 : x
  2. Step 2: Convert to fraction form
    193,118,705.04/266,508,863.76 = 105,017,855.28/x
  3. Step 3: Cross multiply
    193,118,705.04x = 266,508,863.76 × 105,017,855.28
  4. Step 4: Simplify right side
    193,118,705.04x = 27,988,189,285,184,916
  5. Step 5: Solve for x
    x = 27,988,189,285,184,916/193,118,705.04
  6. Step 6: Final answer
    x = 144,927,386.91

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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.