Home / 374,980,597.12-517,477,363-207,719,420.32

Finding the Fourth Proportional to 374,980,597.12, 517,477,363 and 207,719,420.32

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Solution

The fourth proportional to 374,980,597.12, 517,477,363 and 207,719,420.32 is: 286,655,092.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,980,597.12 : 517,477,363 = 207,719,420.32 : x
  2. Step 2: Convert to fraction form
    374,980,597.12/517,477,363 = 207,719,420.32/x
  3. Step 3: Cross multiply
    374,980,597.12x = 517,477,363 × 207,719,420.32
  4. Step 4: Simplify right side
    374,980,597.12x = 107,490,097,871,082,208
  5. Step 5: Solve for x
    x = 107,490,097,871,082,208/374,980,597.12
  6. Step 6: Final answer
    x = 286,655,092.81

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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.