Home / 932,135,221.93-1,398,387,023.71-341,930,941.23

Finding the Fourth Proportional to 932,135,221.93, 1,398,387,023.71 and 341,930,941.23

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Solution

The fourth proportional to 932,135,221.93, 1,398,387,023.71 and 341,930,941.23 is: 512,963,977.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,135,221.93 : 1,398,387,023.71 = 341,930,941.23 : x
  2. Step 2: Convert to fraction form
    932,135,221.93/1,398,387,023.71 = 341,930,941.23/x
  3. Step 3: Cross multiply
    932,135,221.93x = 1,398,387,023.71 × 341,930,941.23
  4. Step 4: Simplify right side
    932,135,221.93x = 478,151,791,220,978,688
  5. Step 5: Solve for x
    x = 478,151,791,220,978,688/932,135,221.93
  6. Step 6: Final answer
    x = 512,963,977.73

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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.