Home / 5,184,871,426.32-7,776,651,123.48-1,643,646,998.16

Finding the Fourth Proportional to 5,184,871,426.32, 7,776,651,123.48 and 1,643,646,998.16

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Solution

The fourth proportional to 5,184,871,426.32, 7,776,651,123.48 and 1,643,646,998.16 is: 2,465,262,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,871,426.32 : 7,776,651,123.48 = 1,643,646,998.16 : x
  2. Step 2: Convert to fraction form
    5,184,871,426.32/7,776,651,123.48 = 1,643,646,998.16/x
  3. Step 3: Cross multiply
    5,184,871,426.32x = 7,776,651,123.48 × 1,643,646,998.16
  4. Step 4: Simplify right side
    5,184,871,426.32x = 12,782,069,274,845,493,248
  5. Step 5: Solve for x
    x = 12,782,069,274,845,493,248/5,184,871,426.32
  6. Step 6: Final answer
    x = 2,465,262,534.76

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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.