Home / 486,095,270,384.25-728,860,273,579.67-183,931,215,207.57

Finding the Fourth Proportional to 486,095,270,384.25, 728,860,273,579.67 and 183,931,215,207.57

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Solution

The fourth proportional to 486,095,270,384.25, 728,860,273,579.67 and 183,931,215,207.57 is: 275,789,879,070.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,095,270,384.25 : 728,860,273,579.67 = 183,931,215,207.57 : x
  2. Step 2: Convert to fraction form
    486,095,270,384.25/728,860,273,579.67 = 183,931,215,207.57/x
  3. Step 3: Cross multiply
    486,095,270,384.25x = 728,860,273,579.67 × 183,931,215,207.57
  4. Step 4: Simplify right side
    486,095,270,384.25x = 134,060,155,836,030,645,174,272
  5. Step 5: Solve for x
    x = 134,060,155,836,030,645,174,272/486,095,270,384.25
  6. Step 6: Final answer
    x = 275,789,879,070.53

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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.