Home / 1,120,325,251.22-1,546,018,025.64-618,524,916.31

Finding the Fourth Proportional to 1,120,325,251.22, 1,546,018,025.64 and 618,524,916.31

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Solution

The fourth proportional to 1,120,325,251.22, 1,546,018,025.64 and 618,524,916.31 is: 853,547,368.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,325,251.22 : 1,546,018,025.64 = 618,524,916.31 : x
  2. Step 2: Convert to fraction form
    1,120,325,251.22/1,546,018,025.64 = 618,524,916.31/x
  3. Step 3: Cross multiply
    1,120,325,251.22x = 1,546,018,025.64 × 618,524,916.31
  4. Step 4: Simplify right side
    1,120,325,251.22x = 956,250,669,925,840,128
  5. Step 5: Solve for x
    x = 956,250,669,925,840,128/1,120,325,251.22
  6. Step 6: Final answer
    x = 853,547,368.39

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1.5x scale

Why These Related Problems?

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