Home / 6,457,482,078.30-9,686,223,117.45-5,641,188,702.30

Finding the Fourth Proportional to 6,457,482,078.30, 9,686,223,117.45 and 5,641,188,702.30

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Solution

The fourth proportional to 6,457,482,078.30, 9,686,223,117.45 and 5,641,188,702.30 is: 8,461,783,053.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,482,078.30 : 9,686,223,117.45 = 5,641,188,702.30 : x
  2. Step 2: Convert to fraction form
    6,457,482,078.30/9,686,223,117.45 = 5,641,188,702.30/x
  3. Step 3: Cross multiply
    6,457,482,078.30x = 9,686,223,117.45 × 5,641,188,702.30
  4. Step 4: Simplify right side
    6,457,482,078.30x = 54,641,812,418,116,034,560
  5. Step 5: Solve for x
    x = 54,641,812,418,116,034,560/6,457,482,078.30
  6. Step 6: Final answer
    x = 8,461,783,053.45

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Double scale
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Similar ratio
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1.5x scale

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.