Home / 961,017,357.24-1,326,214,391.40-564,557,056.86

Finding the Fourth Proportional to 961,017,357.24, 1,326,214,391.40 and 564,557,056.86

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Solution

The fourth proportional to 961,017,357.24, 1,326,214,391.40 and 564,557,056.86 is: 779,094,870.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,017,357.24 : 1,326,214,391.40 = 564,557,056.86 : x
  2. Step 2: Convert to fraction form
    961,017,357.24/1,326,214,391.40 = 564,557,056.86/x
  3. Step 3: Cross multiply
    961,017,357.24x = 1,326,214,391.40 × 564,557,056.86
  4. Step 4: Simplify right side
    961,017,357.24x = 748,723,693,574,160,128
  5. Step 5: Solve for x
    x = 748,723,693,574,160,128/961,017,357.24
  6. Step 6: Final answer
    x = 779,094,870.59

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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.