Home / 955,397,321.10-1,433,095,981.65-309,165,065.10

Finding the Fourth Proportional to 955,397,321.10, 1,433,095,981.65 and 309,165,065.10

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Solution

The fourth proportional to 955,397,321.10, 1,433,095,981.65 and 309,165,065.10 is: 463,747,597.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,397,321.10 : 1,433,095,981.65 = 309,165,065.10 : x
  2. Step 2: Convert to fraction form
    955,397,321.10/1,433,095,981.65 = 309,165,065.10/x
  3. Step 3: Cross multiply
    955,397,321.10x = 1,433,095,981.65 × 309,165,065.10
  4. Step 4: Simplify right side
    955,397,321.10x = 443,063,212,461,370,688
  5. Step 5: Solve for x
    x = 443,063,212,461,370,688/955,397,321.10
  6. Step 6: Final answer
    x = 463,747,597.65

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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.