Home / 86,582,139,550.71-119,440,893,529.49-75,134,641,333.22

Finding the Fourth Proportional to 86,582,139,550.71, 119,440,893,529.49 and 75,134,641,333.22

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Solution

The fourth proportional to 86,582,139,550.71, 119,440,893,529.49 and 75,134,641,333.22 is: 103,648,959,732.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,582,139,550.71 : 119,440,893,529.49 = 75,134,641,333.22 : x
  2. Step 2: Convert to fraction form
    86,582,139,550.71/119,440,893,529.49 = 75,134,641,333.22/x
  3. Step 3: Cross multiply
    86,582,139,550.71x = 119,440,893,529.49 × 75,134,641,333.22
  4. Step 4: Simplify right side
    86,582,139,550.71x = 8,974,148,695,857,549,017,088
  5. Step 5: Solve for x
    x = 8,974,148,695,857,549,017,088/86,582,139,550.71
  6. Step 6: Final answer
    x = 103,648,959,732.64

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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.