Home / 696,110,500,087.80-960,632,536,316.08-387,455,235,214.48

Finding the Fourth Proportional to 696,110,500,087.80, 960,632,536,316.08 and 387,455,235,214.48

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Solution

The fourth proportional to 696,110,500,087.80, 960,632,536,316.08 and 387,455,235,214.48 is: 534,688,250,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,110,500,087.80 : 960,632,536,316.08 = 387,455,235,214.48 : x
  2. Step 2: Convert to fraction form
    696,110,500,087.80/960,632,536,316.08 = 387,455,235,214.48/x
  3. Step 3: Cross multiply
    696,110,500,087.80x = 960,632,536,316.08 × 387,455,235,214.48
  4. Step 4: Simplify right side
    696,110,500,087.80x = 372,202,105,313,029,248,778,240
  5. Step 5: Solve for x
    x = 372,202,105,313,029,248,778,240/696,110,500,087.80
  6. Step 6: Final answer
    x = 534,688,250,308.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.