Home / 470,383,943.93-705,424,861-155,179,117.92

Finding the Fourth Proportional to 470,383,943.93, 705,424,861 and 155,179,117.92

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Solution

The fourth proportional to 470,383,943.93, 705,424,861 and 155,179,117.92 is: 232,718,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,383,943.93 : 705,424,861 = 155,179,117.92 : x
  2. Step 2: Convert to fraction form
    470,383,943.93/705,424,861 = 155,179,117.92/x
  3. Step 3: Cross multiply
    470,383,943.93x = 705,424,861 × 155,179,117.92
  4. Step 4: Simplify right side
    470,383,943.93x = 109,467,207,688,818,592
  5. Step 5: Solve for x
    x = 109,467,207,688,818,592/470,383,943.93
  6. Step 6: Final answer
    x = 232,718,844.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.