Home / 406,758,031.80-610,137,047.70-134,093,369.40

Finding the Fourth Proportional to 406,758,031.80, 610,137,047.70 and 134,093,369.40

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Solution

The fourth proportional to 406,758,031.80, 610,137,047.70 and 134,093,369.40 is: 201,140,054.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,758,031.80 : 610,137,047.70 = 134,093,369.40 : x
  2. Step 2: Convert to fraction form
    406,758,031.80/610,137,047.70 = 134,093,369.40/x
  3. Step 3: Cross multiply
    406,758,031.80x = 610,137,047.70 × 134,093,369.40
  4. Step 4: Simplify right side
    406,758,031.80x = 81,815,332,521,861,536
  5. Step 5: Solve for x
    x = 81,815,332,521,861,536/406,758,031.80
  6. Step 6: Final answer
    x = 201,140,054.10

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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.