Home / 928,147,333,440.75-1,280,843,381,741.40-516,606,980,276.40

Finding the Fourth Proportional to 928,147,333,440.75, 1,280,843,381,741.40 and 516,606,980,276.40

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Solution

The fourth proportional to 928,147,333,440.75, 1,280,843,381,741.40 and 516,606,980,276.40 is: 712,917,667,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,147,333,440.75 : 1,280,843,381,741.40 = 516,606,980,276.40 : x
  2. Step 2: Convert to fraction form
    928,147,333,440.75/1,280,843,381,741.40 = 516,606,980,276.40/x
  3. Step 3: Cross multiply
    928,147,333,440.75x = 1,280,843,381,741.40 × 516,606,980,276.40
  4. Step 4: Simplify right side
    928,147,333,440.75x = 661,692,631,648,436,937,031,680
  5. Step 5: Solve for x
    x = 661,692,631,648,436,937,031,680/928,147,333,440.75
  6. Step 6: Final answer
    x = 712,917,667,064.20

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Double scale
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1.5x scale

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.