Home / 314,752,901.55-434,351,333.61-173,621,031.87

Finding the Fourth Proportional to 314,752,901.55, 434,351,333.61 and 173,621,031.87

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Solution

The fourth proportional to 314,752,901.55, 434,351,333.61 and 173,621,031.87 is: 239,592,792.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,752,901.55 : 434,351,333.61 = 173,621,031.87 : x
  2. Step 2: Convert to fraction form
    314,752,901.55/434,351,333.61 = 173,621,031.87/x
  3. Step 3: Cross multiply
    314,752,901.55x = 434,351,333.61 × 173,621,031.87
  4. Step 4: Simplify right side
    314,752,901.55x = 75,412,526,735,478,816
  5. Step 5: Solve for x
    x = 75,412,526,735,478,816/314,752,901.55
  6. Step 6: Final answer
    x = 239,592,792.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.