Home / 521,528,064,276.80-782,292,096,415.20-521,528,064,276.80

Finding the Fourth Proportional to 521,528,064,276.80, 782,292,096,415.20 and 521,528,064,276.80

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Solution

The fourth proportional to 521,528,064,276.80, 782,292,096,415.20 and 521,528,064,276.80 is: 782,292,096,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,528,064,276.80 : 782,292,096,415.20 = 521,528,064,276.80 : x
  2. Step 2: Convert to fraction form
    521,528,064,276.80/782,292,096,415.20 = 521,528,064,276.80/x
  3. Step 3: Cross multiply
    521,528,064,276.80x = 782,292,096,415.20 × 521,528,064,276.80
  4. Step 4: Simplify right side
    521,528,064,276.80x = 407,987,282,742,459,024,539,648
  5. Step 5: Solve for x
    x = 407,987,282,742,459,024,539,648/521,528,064,276.80
  6. Step 6: Final answer
    x = 782,292,096,415.20

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Double scale
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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.