Home / 371,798,110.80-557,697,166.20-328,751,389.80

Finding the Fourth Proportional to 371,798,110.80, 557,697,166.20 and 328,751,389.80

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Solution

The fourth proportional to 371,798,110.80, 557,697,166.20 and 328,751,389.80 is: 493,127,084.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,798,110.80 : 557,697,166.20 = 328,751,389.80 : x
  2. Step 2: Convert to fraction form
    371,798,110.80/557,697,166.20 = 328,751,389.80/x
  3. Step 3: Cross multiply
    371,798,110.80x = 557,697,166.20 × 328,751,389.80
  4. Step 4: Simplify right side
    371,798,110.80x = 183,343,718,475,771,616
  5. Step 5: Solve for x
    x = 183,343,718,475,771,616/371,798,110.80
  6. Step 6: Final answer
    x = 493,127,084.70

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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.