Home / 1,505,941,176.04-2,078,249,285.19-836,914,416.82

Finding the Fourth Proportional to 1,505,941,176.04, 2,078,249,285.19 and 836,914,416.82

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Solution

The fourth proportional to 1,505,941,176.04, 2,078,249,285.19 and 836,914,416.82 is: 1,154,969,939.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,941,176.04 : 2,078,249,285.19 = 836,914,416.82 : x
  2. Step 2: Convert to fraction form
    1,505,941,176.04/2,078,249,285.19 = 836,914,416.82/x
  3. Step 3: Cross multiply
    1,505,941,176.04x = 2,078,249,285.19 × 836,914,416.82
  4. Step 4: Simplify right side
    1,505,941,176.04x = 1,739,316,788,521,370,880
  5. Step 5: Solve for x
    x = 1,739,316,788,521,370,880/1,505,941,176.04
  6. Step 6: Final answer
    x = 1,154,969,939.19

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Double scale
Find fourth proportional to 1,505,941,177.04, 2,078,249,286.57 and 836,914,417.82
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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.