Home / 1,090,110,498.20-1,635,165,747.30-537,677,578.70

Finding the Fourth Proportional to 1,090,110,498.20, 1,635,165,747.30 and 537,677,578.70

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Solution

The fourth proportional to 1,090,110,498.20, 1,635,165,747.30 and 537,677,578.70 is: 806,516,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,110,498.20 : 1,635,165,747.30 = 537,677,578.70 : x
  2. Step 2: Convert to fraction form
    1,090,110,498.20/1,635,165,747.30 = 537,677,578.70/x
  3. Step 3: Cross multiply
    1,090,110,498.20x = 1,635,165,747.30 × 537,677,578.70
  4. Step 4: Simplify right side
    1,090,110,498.20x = 879,191,959,781,440,128
  5. Step 5: Solve for x
    x = 879,191,959,781,440,128/1,090,110,498.20
  6. Step 6: Final answer
    x = 806,516,368.05

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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.