Home / 834,924,967.89-1,152,210,332.84-458,616,351.57

Finding the Fourth Proportional to 834,924,967.89, 1,152,210,332.84 and 458,616,351.57

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Solution

The fourth proportional to 834,924,967.89, 1,152,210,332.84 and 458,616,351.57 is: 632,898,187.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,924,967.89 : 1,152,210,332.84 = 458,616,351.57 : x
  2. Step 2: Convert to fraction form
    834,924,967.89/1,152,210,332.84 = 458,616,351.57/x
  3. Step 3: Cross multiply
    834,924,967.89x = 1,152,210,332.84 × 458,616,351.57
  4. Step 4: Simplify right side
    834,924,967.89x = 528,422,499,086,043,072
  5. Step 5: Solve for x
    x = 528,422,499,086,043,072/834,924,967.89
  6. Step 6: Final answer
    x = 632,898,187.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.