Home / 847,359,084.60-1,169,369,520.46-465,897,237.03

Finding the Fourth Proportional to 847,359,084.60, 1,169,369,520.46 and 465,897,237.03

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Solution

The fourth proportional to 847,359,084.60, 1,169,369,520.46 and 465,897,237.03 is: 642,945,875.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,359,084.60 : 1,169,369,520.46 = 465,897,237.03 : x
  2. Step 2: Convert to fraction form
    847,359,084.60/1,169,369,520.46 = 465,897,237.03/x
  3. Step 3: Cross multiply
    847,359,084.60x = 1,169,369,520.46 × 465,897,237.03
  4. Step 4: Simplify right side
    847,359,084.60x = 544,806,028,649,410,048
  5. Step 5: Solve for x
    x = 544,806,028,649,410,048/847,359,084.60
  6. Step 6: Final answer
    x = 642,945,875.66

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