Home / 293,470,129.60-440,247,184.80-89,014,206.40

Finding the Fourth Proportional to 293,470,129.60, 440,247,184.80 and 89,014,206.40

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Solution

The fourth proportional to 293,470,129.60, 440,247,184.80 and 89,014,206.40 is: 133,534,045.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,470,129.60 : 440,247,184.80 = 89,014,206.40 : x
  2. Step 2: Convert to fraction form
    293,470,129.60/440,247,184.80 = 89,014,206.40/x
  3. Step 3: Cross multiply
    293,470,129.60x = 440,247,184.80 × 89,014,206.40
  4. Step 4: Simplify right side
    293,470,129.60x = 39,188,253,774,806,144
  5. Step 5: Solve for x
    x = 39,188,253,774,806,144/293,470,129.60
  6. Step 6: Final answer
    x = 133,534,045.96

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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.