Home / 417,643,533.80-626,465,300.70-175,778,829.80

Finding the Fourth Proportional to 417,643,533.80, 626,465,300.70 and 175,778,829.80

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Solution

The fourth proportional to 417,643,533.80, 626,465,300.70 and 175,778,829.80 is: 263,668,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,643,533.80 : 626,465,300.70 = 175,778,829.80 : x
  2. Step 2: Convert to fraction form
    417,643,533.80/626,465,300.70 = 175,778,829.80/x
  3. Step 3: Cross multiply
    417,643,533.80x = 626,465,300.70 × 175,778,829.80
  4. Step 4: Simplify right side
    417,643,533.80x = 110,119,337,467,351,136
  5. Step 5: Solve for x
    x = 110,119,337,467,351,136/417,643,533.80
  6. Step 6: Final answer
    x = 263,668,244.70

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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.