Home / 159,062,639,314.92-219,506,384,274.93-86,804,704,334.76

Finding the Fourth Proportional to 159,062,639,314.92, 219,506,384,274.93 and 86,804,704,334.76

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Solution

The fourth proportional to 159,062,639,314.92, 219,506,384,274.93 and 86,804,704,334.76 is: 119,790,460,340.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,062,639,314.92 : 219,506,384,274.93 = 86,804,704,334.76 : x
  2. Step 2: Convert to fraction form
    159,062,639,314.92/219,506,384,274.93 = 86,804,704,334.76/x
  3. Step 3: Cross multiply
    159,062,639,314.92x = 219,506,384,274.93 × 86,804,704,334.76
  4. Step 4: Simplify right side
    159,062,639,314.92x = 19,054,186,786,577,509,777,408
  5. Step 5: Solve for x
    x = 19,054,186,786,577,509,777,408/159,062,639,314.92
  6. Step 6: Final answer
    x = 119,790,460,340.93

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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.