Home / 118,341,399.78-176,645,484.95-104,363,288.10

Finding the Fourth Proportional to 118,341,399.78, 176,645,484.95 and 104,363,288.10

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Solution

The fourth proportional to 118,341,399.78, 176,645,484.95 and 104,363,288.10 is: 155,780,679.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,341,399.78 : 176,645,484.95 = 104,363,288.10 : x
  2. Step 2: Convert to fraction form
    118,341,399.78/176,645,484.95 = 104,363,288.10/x
  3. Step 3: Cross multiply
    118,341,399.78x = 176,645,484.95 × 104,363,288.10
  4. Step 4: Simplify right side
    118,341,399.78x = 18,435,303,636,879,244
  5. Step 5: Solve for x
    x = 18,435,303,636,879,244/118,341,399.78
  6. Step 6: Final answer
    x = 155,780,679.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.