Home / 671,796,381.60-1,007,694,572.40-557,005,125.60

Finding the Fourth Proportional to 671,796,381.60, 1,007,694,572.40 and 557,005,125.60

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Solution

The fourth proportional to 671,796,381.60, 1,007,694,572.40 and 557,005,125.60 is: 835,507,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,796,381.60 : 1,007,694,572.40 = 557,005,125.60 : x
  2. Step 2: Convert to fraction form
    671,796,381.60/1,007,694,572.40 = 557,005,125.60/x
  3. Step 3: Cross multiply
    671,796,381.60x = 1,007,694,572.40 × 557,005,125.60
  4. Step 4: Simplify right side
    671,796,381.60x = 561,291,041,866,100,288
  5. Step 5: Solve for x
    x = 561,291,041,866,100,288/671,796,381.60
  6. Step 6: Final answer
    x = 835,507,688.40

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Double scale
Find fourth proportional to 671,796,382.60, 1,007,694,573.90 and 557,005,126.60
Similar ratio
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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.