Home / 21,563,020,595.50-32,345,189,817.72-7,397,787,645.16

Finding the Fourth Proportional to 21,563,020,595.50, 32,345,189,817.72 and 7,397,787,645.16

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Solution

The fourth proportional to 21,563,020,595.50, 32,345,189,817.72 and 7,397,787,645.16 is: 11,096,907,529.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563,020,595.50 : 32,345,189,817.72 = 7,397,787,645.16 : x
  2. Step 2: Convert to fraction form
    21,563,020,595.50/32,345,189,817.72 = 7,397,787,645.16/x
  3. Step 3: Cross multiply
    21,563,020,595.50x = 32,345,189,817.72 × 7,397,787,645.16
  4. Step 4: Simplify right side
    21,563,020,595.50x = 239,282,845,613,884,047,360
  5. Step 5: Solve for x
    x = 239,282,845,613,884,047,360/21,563,020,595.50
  6. Step 6: Final answer
    x = 11,096,907,529.91

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Double scale
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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.