Home / 89,022,334.10-133,533,501.15-80,944,430.90

Finding the Fourth Proportional to 89,022,334.10, 133,533,501.15 and 80,944,430.90

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Solution

The fourth proportional to 89,022,334.10, 133,533,501.15 and 80,944,430.90 is: 121,416,646.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,022,334.10 : 133,533,501.15 = 80,944,430.90 : x
  2. Step 2: Convert to fraction form
    89,022,334.10/133,533,501.15 = 80,944,430.90/x
  3. Step 3: Cross multiply
    89,022,334.10x = 133,533,501.15 × 80,944,430.90
  4. Step 4: Simplify right side
    89,022,334.10x = 10,808,793,256,671,246
  5. Step 5: Solve for x
    x = 10,808,793,256,671,246/89,022,334.10
  6. Step 6: Final answer
    x = 121,416,646.35

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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.