Home / 453,310,081.80-679,965,122.70-417,030,376.20

Finding the Fourth Proportional to 453,310,081.80, 679,965,122.70 and 417,030,376.20

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Solution

The fourth proportional to 453,310,081.80, 679,965,122.70 and 417,030,376.20 is: 625,545,564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,310,081.80 : 679,965,122.70 = 417,030,376.20 : x
  2. Step 2: Convert to fraction form
    453,310,081.80/679,965,122.70 = 417,030,376.20/x
  3. Step 3: Cross multiply
    453,310,081.80x = 679,965,122.70 × 417,030,376.20
  4. Step 4: Simplify right side
    453,310,081.80x = 283,566,110,922,460,160
  5. Step 5: Solve for x
    x = 283,566,110,922,460,160/453,310,081.80
  6. Step 6: Final answer
    x = 625,545,564.30

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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.