Home / 1,918,586,362.86-2,878,154,070.70-590,726,753.55

Finding the Fourth Proportional to 1,918,586,362.86, 2,878,154,070.70 and 590,726,753.55

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Solution

The fourth proportional to 1,918,586,362.86, 2,878,154,070.70 and 590,726,753.55 is: 886,174,656.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,586,362.86 : 2,878,154,070.70 = 590,726,753.55 : x
  2. Step 2: Convert to fraction form
    1,918,586,362.86/2,878,154,070.70 = 590,726,753.55/x
  3. Step 3: Cross multiply
    1,918,586,362.86x = 2,878,154,070.70 × 590,726,753.55
  4. Step 4: Simplify right side
    1,918,586,362.86x = 1,700,202,610,401,327,872
  5. Step 5: Solve for x
    x = 1,700,202,610,401,327,872/1,918,586,362.86
  6. Step 6: Final answer
    x = 886,174,656.15

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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.