Home / 537,558,631,910.12-741,831,209,657.70-290,360,909,397.80

Finding the Fourth Proportional to 537,558,631,910.12, 741,831,209,657.70 and 290,360,909,397.80

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Solution

The fourth proportional to 537,558,631,910.12, 741,831,209,657.70 and 290,360,909,397.80 is: 400,698,215,728.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,558,631,910.12 : 741,831,209,657.70 = 290,360,909,397.80 : x
  2. Step 2: Convert to fraction form
    537,558,631,910.12/741,831,209,657.70 = 290,360,909,397.80/x
  3. Step 3: Cross multiply
    537,558,631,910.12x = 741,831,209,657.70 × 290,360,909,397.80
  4. Step 4: Simplify right side
    537,558,631,910.12x = 215,398,784,655,879,795,900,416
  5. Step 5: Solve for x
    x = 215,398,784,655,879,795,900,416/537,558,631,910.12
  6. Step 6: Final answer
    x = 400,698,215,728.58

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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.