Home / 636,830,036.80-955,250,403.04-176,804,078.40

Finding the Fourth Proportional to 636,830,036.80, 955,250,403.04 and 176,804,078.40

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Solution

The fourth proportional to 636,830,036.80, 955,250,403.04 and 176,804,078.40 is: 265,207,602.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,830,036.80 : 955,250,403.04 = 176,804,078.40 : x
  2. Step 2: Convert to fraction form
    636,830,036.80/955,250,403.04 = 176,804,078.40/x
  3. Step 3: Cross multiply
    636,830,036.80x = 955,250,403.04 × 176,804,078.40
  4. Step 4: Simplify right side
    636,830,036.80x = 168,892,167,150,715,744
  5. Step 5: Solve for x
    x = 168,892,167,150,715,744/636,830,036.80
  6. Step 6: Final answer
    x = 265,207,602.33

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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.