Home / 316,536,297.80-474,804,446.70-262,116,739.40

Finding the Fourth Proportional to 316,536,297.80, 474,804,446.70 and 262,116,739.40

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Solution

The fourth proportional to 316,536,297.80, 474,804,446.70 and 262,116,739.40 is: 393,175,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,536,297.80 : 474,804,446.70 = 262,116,739.40 : x
  2. Step 2: Convert to fraction form
    316,536,297.80/474,804,446.70 = 262,116,739.40/x
  3. Step 3: Cross multiply
    316,536,297.80x = 474,804,446.70 × 262,116,739.40
  4. Step 4: Simplify right side
    316,536,297.80x = 124,454,193,421,625,088
  5. Step 5: Solve for x
    x = 124,454,193,421,625,088/316,536,297.80
  6. Step 6: Final answer
    x = 393,175,109.10

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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.