Home / 928,147,333,484.52-1,280,843,381,802.10-516,606,980,320.16

Finding the Fourth Proportional to 928,147,333,484.52, 1,280,843,381,802.10 and 516,606,980,320.16

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Solution

The fourth proportional to 928,147,333,484.52, 1,280,843,381,802.10 and 516,606,980,320.16 is: 712,917,667,124.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,147,333,484.52 : 1,280,843,381,802.10 = 516,606,980,320.16 : x
  2. Step 2: Convert to fraction form
    928,147,333,484.52/1,280,843,381,802.10 = 516,606,980,320.16/x
  3. Step 3: Cross multiply
    928,147,333,484.52x = 1,280,843,381,802.10 × 516,606,980,320.16
  4. Step 4: Simplify right side
    928,147,333,484.52x = 661,692,631,735,844,621,778,944
  5. Step 5: Solve for x
    x = 661,692,631,735,844,621,778,944/928,147,333,484.52
  6. Step 6: Final answer
    x = 712,917,667,124.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.