Home / 586,442,811.40-879,440,268.30-177,363,003.40

Finding the Fourth Proportional to 586,442,811.40, 879,440,268.30 and 177,363,003.40

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Solution

The fourth proportional to 586,442,811.40, 879,440,268.30 and 177,363,003.40 is: 265,976,774.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,442,811.40 : 879,440,268.30 = 177,363,003.40 : x
  2. Step 2: Convert to fraction form
    586,442,811.40/879,440,268.30 = 177,363,003.40/x
  3. Step 3: Cross multiply
    586,442,811.40x = 879,440,268.30 × 177,363,003.40
  4. Step 4: Simplify right side
    586,442,811.40x = 155,980,167,296,589,824
  5. Step 5: Solve for x
    x = 155,980,167,296,589,824/586,442,811.40
  6. Step 6: Final answer
    x = 265,976,774.32

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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.