Home / 674,010,003.60-1,011,015,005.40-559,124,269.20

Finding the Fourth Proportional to 674,010,003.60, 1,011,015,005.40 and 559,124,269.20

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Solution

The fourth proportional to 674,010,003.60, 1,011,015,005.40 and 559,124,269.20 is: 838,686,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,010,003.60 : 1,011,015,005.40 = 559,124,269.20 : x
  2. Step 2: Convert to fraction form
    674,010,003.60/1,011,015,005.40 = 559,124,269.20/x
  3. Step 3: Cross multiply
    674,010,003.60x = 1,011,015,005.40 × 559,124,269.20
  4. Step 4: Simplify right side
    674,010,003.60x = 565,283,026,044,509,120
  5. Step 5: Solve for x
    x = 565,283,026,044,509,120/674,010,003.60
  6. Step 6: Final answer
    x = 838,686,403.80

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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.