Home / 482,695,772.40-724,421,572.20-223,943,054.40

Finding the Fourth Proportional to 482,695,772.40, 724,421,572.20 and 223,943,054.40

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Solution

The fourth proportional to 482,695,772.40, 724,421,572.20 and 223,943,054.40 is: 336,089,911.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,695,772.40 : 724,421,572.20 = 223,943,054.40 : x
  2. Step 2: Convert to fraction form
    482,695,772.40/724,421,572.20 = 223,943,054.40/x
  3. Step 3: Cross multiply
    482,695,772.40x = 724,421,572.20 × 223,943,054.40
  4. Step 4: Simplify right side
    482,695,772.40x = 162,229,179,551,718,144
  5. Step 5: Solve for x
    x = 162,229,179,551,718,144/482,695,772.40
  6. Step 6: Final answer
    x = 336,089,911.76

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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.