Home / 207,774,688.92-286,737,510.78-114,953,685

Finding the Fourth Proportional to 207,774,688.92, 286,737,510.78 and 114,953,685

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Solution

The fourth proportional to 207,774,688.92, 286,737,510.78 and 114,953,685 is: 158,640,754.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,774,688.92 : 286,737,510.78 = 114,953,685 : x
  2. Step 2: Convert to fraction form
    207,774,688.92/286,737,510.78 = 114,953,685/x
  3. Step 3: Cross multiply
    207,774,688.92x = 286,737,510.78 × 114,953,685
  4. Step 4: Simplify right side
    207,774,688.92x = 32,961,533,491,888,220
  5. Step 5: Solve for x
    x = 32,961,533,491,888,220/207,774,688.92
  6. Step 6: Final answer
    x = 158,640,754.86

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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.