Home / 423,619,765,387.80-584,590,445,106.65-230,927,687,442.05

Finding the Fourth Proportional to 423,619,765,387.80, 584,590,445,106.65 and 230,927,687,442.05

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Solution

The fourth proportional to 423,619,765,387.80, 584,590,445,106.65 and 230,927,687,442.05 is: 318,677,575,078.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,619,765,387.80 : 584,590,445,106.65 = 230,927,687,442.05 : x
  2. Step 2: Convert to fraction form
    423,619,765,387.80/584,590,445,106.65 = 230,927,687,442.05/x
  3. Step 3: Cross multiply
    423,619,765,387.80x = 584,590,445,106.65 × 230,927,687,442.05
  4. Step 4: Simplify right side
    423,619,765,387.80x = 134,998,119,589,197,356,466,176
  5. Step 5: Solve for x
    x = 134,998,119,589,197,356,466,176/423,619,765,387.80
  6. Step 6: Final answer
    x = 318,677,575,078.71

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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.