Home / 646,429,187.56-892,075,002.96-364,175,014.90

Finding the Fourth Proportional to 646,429,187.56, 892,075,002.96 and 364,175,014.90

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Solution

The fourth proportional to 646,429,187.56, 892,075,002.96 and 364,175,014.90 is: 502,563,055.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,429,187.56 : 892,075,002.96 = 364,175,014.90 : x
  2. Step 2: Convert to fraction form
    646,429,187.56/892,075,002.96 = 364,175,014.90/x
  3. Step 3: Cross multiply
    646,429,187.56x = 892,075,002.96 × 364,175,014.90
  4. Step 4: Simplify right side
    646,429,187.56x = 324,871,427,494,875,520
  5. Step 5: Solve for x
    x = 324,871,427,494,875,520/646,429,187.56
  6. Step 6: Final answer
    x = 502,563,055.24

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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.