Home / 556,162,496.43-833,774,561.03-457,799,057.40

Finding the Fourth Proportional to 556,162,496.43, 833,774,561.03 and 457,799,057.40

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Solution

The fourth proportional to 556,162,496.43, 833,774,561.03 and 457,799,057.40 is: 686,312,382.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,162,496.43 : 833,774,561.03 = 457,799,057.40 : x
  2. Step 2: Convert to fraction form
    556,162,496.43/833,774,561.03 = 457,799,057.40/x
  3. Step 3: Cross multiply
    556,162,496.43x = 833,774,561.03 × 457,799,057.40
  4. Step 4: Simplify right side
    556,162,496.43x = 381,701,208,121,343,744
  5. Step 5: Solve for x
    x = 381,701,208,121,343,744/556,162,496.43
  6. Step 6: Final answer
    x = 686,312,382.75

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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.