Home / 823,078,705-1,135,849,856.88-446,735,427.88

Finding the Fourth Proportional to 823,078,705, 1,135,849,856.88 and 446,735,427.88

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Solution

The fourth proportional to 823,078,705, 1,135,849,856.88 and 446,735,427.88 is: 616,495,565.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,078,705 : 1,135,849,856.88 = 446,735,427.88 : x
  2. Step 2: Convert to fraction form
    823,078,705/1,135,849,856.88 = 446,735,427.88/x
  3. Step 3: Cross multiply
    823,078,705x = 1,135,849,856.88 × 446,735,427.88
  4. Step 4: Simplify right side
    823,078,705x = 507,424,371,820,723,584
  5. Step 5: Solve for x
    x = 507,424,371,820,723,584/823,078,705
  6. Step 6: Final answer
    x = 616,495,565.66

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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.