Home / 99,696,569.40-149,544,854.10-56,549,100.60

Finding the Fourth Proportional to 99,696,569.40, 149,544,854.10 and 56,549,100.60

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Solution

The fourth proportional to 99,696,569.40, 149,544,854.10 and 56,549,100.60 is: 84,823,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,696,569.40 : 149,544,854.10 = 56,549,100.60 : x
  2. Step 2: Convert to fraction form
    99,696,569.40/149,544,854.10 = 56,549,100.60/x
  3. Step 3: Cross multiply
    99,696,569.40x = 149,544,854.10 × 56,549,100.60
  4. Step 4: Simplify right side
    99,696,569.40x = 8,456,626,998,713,222
  5. Step 5: Solve for x
    x = 8,456,626,998,713,222/99,696,569.40
  6. Step 6: Final answer
    x = 84,823,650.90

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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.