Home / 1,090,295,577.20-1,635,443,365.80-507,836,241.20

Finding the Fourth Proportional to 1,090,295,577.20, 1,635,443,365.80 and 507,836,241.20

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Solution

The fourth proportional to 1,090,295,577.20, 1,635,443,365.80 and 507,836,241.20 is: 761,754,361.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,295,577.20 : 1,635,443,365.80 = 507,836,241.20 : x
  2. Step 2: Convert to fraction form
    1,090,295,577.20/1,635,443,365.80 = 507,836,241.20/x
  3. Step 3: Cross multiply
    1,090,295,577.20x = 1,635,443,365.80 × 507,836,241.20
  4. Step 4: Simplify right side
    1,090,295,577.20x = 830,537,411,583,348,608
  5. Step 5: Solve for x
    x = 830,537,411,583,348,608/1,090,295,577.20
  6. Step 6: Final answer
    x = 761,754,361.80

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Double scale
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Similar ratio
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1.5x scale

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.