Home / 1,865,979,717.59-2,798,980,039.13-622,406,768.45

Finding the Fourth Proportional to 1,865,979,717.59, 2,798,980,039.13 and 622,406,768.45

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Solution

The fourth proportional to 1,865,979,717.59, 2,798,980,039.13 and 622,406,768.45 is: 933,613,642.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,979,717.59 : 2,798,980,039.13 = 622,406,768.45 : x
  2. Step 2: Convert to fraction form
    1,865,979,717.59/2,798,980,039.13 = 622,406,768.45/x
  3. Step 3: Cross multiply
    1,865,979,717.59x = 2,798,980,039.13 × 622,406,768.45
  4. Step 4: Simplify right side
    1,865,979,717.59x = 1,742,104,121,093,851,136
  5. Step 5: Solve for x
    x = 1,742,104,121,093,851,136/1,865,979,717.59
  6. Step 6: Final answer
    x = 933,613,642.56

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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.