Home / 79,418,246.40-119,127,369.60-25,565,558.40

Finding the Fourth Proportional to 79,418,246.40, 119,127,369.60 and 25,565,558.40

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Solution

The fourth proportional to 79,418,246.40, 119,127,369.60 and 25,565,558.40 is: 38,348,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,418,246.40 : 119,127,369.60 = 25,565,558.40 : x
  2. Step 2: Convert to fraction form
    79,418,246.40/119,127,369.60 = 25,565,558.40/x
  3. Step 3: Cross multiply
    79,418,246.40x = 119,127,369.60 × 25,565,558.40
  4. Step 4: Simplify right side
    79,418,246.40x = 3,045,557,724,547,184.50
  5. Step 5: Solve for x
    x = 3,045,557,724,547,184.50/79,418,246.40
  6. Step 6: Final answer
    x = 38,348,337.60

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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.