Home / 581,927,311.72-873,005,957.34-213,465,685.15

Finding the Fourth Proportional to 581,927,311.72, 873,005,957.34 and 213,465,685.15

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Solution

The fourth proportional to 581,927,311.72, 873,005,957.34 and 213,465,685.15 is: 320,240,708.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,927,311.72 : 873,005,957.34 = 213,465,685.15 : x
  2. Step 2: Convert to fraction form
    581,927,311.72/873,005,957.34 = 213,465,685.15/x
  3. Step 3: Cross multiply
    581,927,311.72x = 873,005,957.34 × 213,465,685.15
  4. Step 4: Simplify right side
    581,927,311.72x = 186,356,814,823,614,784
  5. Step 5: Solve for x
    x = 186,356,814,823,614,784/581,927,311.72
  6. Step 6: Final answer
    x = 320,240,708.88

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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.