Home / 1,019,210,822.71-1,406,488,890.07-590,066,209.32

Finding the Fourth Proportional to 1,019,210,822.71, 1,406,488,890.07 and 590,066,209.32

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Solution

The fourth proportional to 1,019,210,822.71, 1,406,488,890.07 and 590,066,209.32 is: 814,278,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,210,822.71 : 1,406,488,890.07 = 590,066,209.32 : x
  2. Step 2: Convert to fraction form
    1,019,210,822.71/1,406,488,890.07 = 590,066,209.32/x
  3. Step 3: Cross multiply
    1,019,210,822.71x = 1,406,488,890.07 × 590,066,209.32
  4. Step 4: Simplify right side
    1,019,210,822.71x = 829,921,567,809,732,736
  5. Step 5: Solve for x
    x = 829,921,567,809,732,736/1,019,210,822.71
  6. Step 6: Final answer
    x = 814,278,605.87

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Double scale
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1.5x scale

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.