Home / 173,870,408.40-260,805,612.60-155,730,555.60

Finding the Fourth Proportional to 173,870,408.40, 260,805,612.60 and 155,730,555.60

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Solution

The fourth proportional to 173,870,408.40, 260,805,612.60 and 155,730,555.60 is: 233,595,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,870,408.40 : 260,805,612.60 = 155,730,555.60 : x
  2. Step 2: Convert to fraction form
    173,870,408.40/260,805,612.60 = 155,730,555.60/x
  3. Step 3: Cross multiply
    173,870,408.40x = 260,805,612.60 × 155,730,555.60
  4. Step 4: Simplify right side
    173,870,408.40x = 40,615,402,953,796,360
  5. Step 5: Solve for x
    x = 40,615,402,953,796,360/173,870,408.40
  6. Step 6: Final answer
    x = 233,595,833.40

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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.