Home / 803,538,794,363.40-1,205,308,191,545.10-724,040,110,020.60

Finding the Fourth Proportional to 803,538,794,363.40, 1,205,308,191,545.10 and 724,040,110,020.60

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Solution

The fourth proportional to 803,538,794,363.40, 1,205,308,191,545.10 and 724,040,110,020.60 is: 1,086,060,165,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,538,794,363.40 : 1,205,308,191,545.10 = 724,040,110,020.60 : x
  2. Step 2: Convert to fraction form
    803,538,794,363.40/1,205,308,191,545.10 = 724,040,110,020.60/x
  3. Step 3: Cross multiply
    803,538,794,363.40x = 1,205,308,191,545.10 × 724,040,110,020.60
  4. Step 4: Simplify right side
    803,538,794,363.40x = 872,691,475,615,044,681,596,928
  5. Step 5: Solve for x
    x = 872,691,475,615,044,681,596,928/803,538,794,363.40
  6. Step 6: Final answer
    x = 1,086,060,165,030.90

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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.