Home / 314,517,686.40-471,776,529.60-161,462,678.40

Finding the Fourth Proportional to 314,517,686.40, 471,776,529.60 and 161,462,678.40

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Solution

The fourth proportional to 314,517,686.40, 471,776,529.60 and 161,462,678.40 is: 242,194,017.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,517,686.40 : 471,776,529.60 = 161,462,678.40 : x
  2. Step 2: Convert to fraction form
    314,517,686.40/471,776,529.60 = 161,462,678.40/x
  3. Step 3: Cross multiply
    314,517,686.40x = 471,776,529.60 × 161,462,678.40
  4. Step 4: Simplify right side
    314,517,686.40x = 76,174,302,075,472,880
  5. Step 5: Solve for x
    x = 76,174,302,075,472,880/314,517,686.40
  6. Step 6: Final answer
    x = 242,194,017.60

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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.