Home / 354,174,347.46-530,171,897.85-231,087,628.74

Finding the Fourth Proportional to 354,174,347.46, 530,171,897.85 and 231,087,628.74

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Solution

The fourth proportional to 354,174,347.46, 530,171,897.85 and 231,087,628.74 is: 345,920,498.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,174,347.46 : 530,171,897.85 = 231,087,628.74 : x
  2. Step 2: Convert to fraction form
    354,174,347.46/530,171,897.85 = 231,087,628.74/x
  3. Step 3: Cross multiply
    354,174,347.46x = 530,171,897.85 × 231,087,628.74
  4. Step 4: Simplify right side
    354,174,347.46x = 122,516,166,698,742,016
  5. Step 5: Solve for x
    x = 122,516,166,698,742,016/354,174,347.46
  6. Step 6: Final answer
    x = 345,920,498.13

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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.