Home / 99,696,579.90-149,544,869.85-56,549,111.10

Finding the Fourth Proportional to 99,696,579.90, 149,544,869.85 and 56,549,111.10

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Solution

The fourth proportional to 99,696,579.90, 149,544,869.85 and 56,549,111.10 is: 84,823,666.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,696,579.90 : 149,544,869.85 = 56,549,111.10 : x
  2. Step 2: Convert to fraction form
    99,696,579.90/149,544,869.85 = 56,549,111.10/x
  3. Step 3: Cross multiply
    99,696,579.90x = 149,544,869.85 × 56,549,111.10
  4. Step 4: Simplify right side
    99,696,579.90x = 8,456,629,459,582,690
  5. Step 5: Solve for x
    x = 8,456,629,459,582,690/99,696,579.90
  6. Step 6: Final answer
    x = 84,823,666.65

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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.