Home / 736,017,048.20-1,103,087,786.70-391,135,896.20

Finding the Fourth Proportional to 736,017,048.20, 1,103,087,786.70 and 391,135,896.20

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Solution

The fourth proportional to 736,017,048.20, 1,103,087,786.70 and 391,135,896.20 is: 586,205,484.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,017,048.20 : 1,103,087,786.70 = 391,135,896.20 : x
  2. Step 2: Convert to fraction form
    736,017,048.20/1,103,087,786.70 = 391,135,896.20/x
  3. Step 3: Cross multiply
    736,017,048.20x = 1,103,087,786.70 × 391,135,896.20
  4. Step 4: Simplify right side
    736,017,048.20x = 431,457,230,038,178,944
  5. Step 5: Solve for x
    x = 431,457,230,038,178,944/736,017,048.20
  6. Step 6: Final answer
    x = 586,205,484.09

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1.5x scale

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.