Home / 92,853,497.16-128,002,776.66-64,889,386.56

Finding the Fourth Proportional to 92,853,497.16, 128,002,776.66 and 64,889,386.56

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Solution

The fourth proportional to 92,853,497.16, 128,002,776.66 and 64,889,386.56 is: 89,452,976.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,853,497.16 : 128,002,776.66 = 64,889,386.56 : x
  2. Step 2: Convert to fraction form
    92,853,497.16/128,002,776.66 = 64,889,386.56/x
  3. Step 3: Cross multiply
    92,853,497.16x = 128,002,776.66 × 64,889,386.56
  4. Step 4: Simplify right side
    92,853,497.16x = 8,306,021,655,444,086
  5. Step 5: Solve for x
    x = 8,306,021,655,444,086/92,853,497.16
  6. Step 6: Final answer
    x = 89,452,976.03

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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.