Home / 1,505,941,175.04-2,078,249,283.81-836,914,415.82

Finding the Fourth Proportional to 1,505,941,175.04, 2,078,249,283.81 and 836,914,415.82

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Solution

The fourth proportional to 1,505,941,175.04, 2,078,249,283.81 and 836,914,415.82 is: 1,154,969,937.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,941,175.04 : 2,078,249,283.81 = 836,914,415.82 : x
  2. Step 2: Convert to fraction form
    1,505,941,175.04/2,078,249,283.81 = 836,914,415.82/x
  3. Step 3: Cross multiply
    1,505,941,175.04x = 2,078,249,283.81 × 836,914,415.82
  4. Step 4: Simplify right side
    1,505,941,175.04x = 1,739,316,785,288,179,712
  5. Step 5: Solve for x
    x = 1,739,316,785,288,179,712/1,505,941,175.04
  6. Step 6: Final answer
    x = 1,154,969,937.81

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Double scale
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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.