Home / 2,125,766,545.60-3,188,649,818.40-1,921,693,201.60

Finding the Fourth Proportional to 2,125,766,545.60, 3,188,649,818.40 and 1,921,693,201.60

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Solution

The fourth proportional to 2,125,766,545.60, 3,188,649,818.40 and 1,921,693,201.60 is: 2,882,539,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,766,545.60 : 3,188,649,818.40 = 1,921,693,201.60 : x
  2. Step 2: Convert to fraction form
    2,125,766,545.60/3,188,649,818.40 = 1,921,693,201.60/x
  3. Step 3: Cross multiply
    2,125,766,545.60x = 3,188,649,818.40 × 1,921,693,201.60
  4. Step 4: Simplify right side
    2,125,766,545.60x = 6,127,606,678,302,354,432
  5. Step 5: Solve for x
    x = 6,127,606,678,302,354,432/2,125,766,545.60
  6. Step 6: Final answer
    x = 2,882,539,802.40

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1.5x scale

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.