Home / 581,240,005.20-870,873,406.20-350,724,718.80

Finding the Fourth Proportional to 581,240,005.20, 870,873,406.20 and 350,724,718.80

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Solution

The fourth proportional to 581,240,005.20, 870,873,406.20 and 350,724,718.80 is: 525,491,755.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,240,005.20 : 870,873,406.20 = 350,724,718.80 : x
  2. Step 2: Convert to fraction form
    581,240,005.20/870,873,406.20 = 350,724,718.80/x
  3. Step 3: Cross multiply
    581,240,005.20x = 870,873,406.20 × 350,724,718.80
  4. Step 4: Simplify right side
    581,240,005.20x = 305,436,830,499,893,184
  5. Step 5: Solve for x
    x = 305,436,830,499,893,184/581,240,005.20
  6. Step 6: Final answer
    x = 525,491,755.16

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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.