Home / 239,045,962,184.30-358,631,834,778.95-85,906,323,201.35

Finding the Fourth Proportional to 239,045,962,184.30, 358,631,834,778.95 and 85,906,323,201.35

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Solution

The fourth proportional to 239,045,962,184.30, 358,631,834,778.95 and 85,906,323,201.35 is: 128,882,086,220.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,045,962,184.30 : 358,631,834,778.95 = 85,906,323,201.35 : x
  2. Step 2: Convert to fraction form
    239,045,962,184.30/358,631,834,778.95 = 85,906,323,201.35/x
  3. Step 3: Cross multiply
    239,045,962,184.30x = 358,631,834,778.95 × 85,906,323,201.35
  4. Step 4: Simplify right side
    239,045,962,184.30x = 30,808,742,308,811,840,159,744
  5. Step 5: Solve for x
    x = 30,808,742,308,811,840,159,744/239,045,962,184.30
  6. Step 6: Final answer
    x = 128,882,086,220.13

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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.