Home / 1,105,266,607.75-1,524,717,285.15-658,915,457.32

Finding the Fourth Proportional to 1,105,266,607.75, 1,524,717,285.15 and 658,915,457.32

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Solution

The fourth proportional to 1,105,266,607.75, 1,524,717,285.15 and 658,915,457.32 is: 908,975,065.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,266,607.75 : 1,524,717,285.15 = 658,915,457.32 : x
  2. Step 2: Convert to fraction form
    1,105,266,607.75/1,524,717,285.15 = 658,915,457.32/x
  3. Step 3: Cross multiply
    1,105,266,607.75x = 1,524,717,285.15 × 658,915,457.32
  4. Step 4: Simplify right side
    1,105,266,607.75x = 1,004,659,787,228,321,280
  5. Step 5: Solve for x
    x = 1,004,659,787,228,321,280/1,105,266,607.75
  6. Step 6: Final answer
    x = 908,975,065.55

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Double scale
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1.5x scale

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.