Home / 1,034,897,186.40-1,552,345,779.60-621,648,664.80

Finding the Fourth Proportional to 1,034,897,186.40, 1,552,345,779.60 and 621,648,664.80

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Solution

The fourth proportional to 1,034,897,186.40, 1,552,345,779.60 and 621,648,664.80 is: 932,472,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,897,186.40 : 1,552,345,779.60 = 621,648,664.80 : x
  2. Step 2: Convert to fraction form
    1,034,897,186.40/1,552,345,779.60 = 621,648,664.80/x
  3. Step 3: Cross multiply
    1,034,897,186.40x = 1,552,345,779.60 × 621,648,664.80
  4. Step 4: Simplify right side
    1,034,897,186.40x = 965,013,681,196,254,976
  5. Step 5: Solve for x
    x = 965,013,681,196,254,976/1,034,897,186.40
  6. Step 6: Final answer
    x = 932,472,997.20

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Double scale
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Similar ratio
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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.