Home / 626,556,505.32-864,662,378.45-344,316,493.53

Finding the Fourth Proportional to 626,556,505.32, 864,662,378.45 and 344,316,493.53

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Solution

The fourth proportional to 626,556,505.32, 864,662,378.45 and 344,316,493.53 is: 475,164,675.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,556,505.32 : 864,662,378.45 = 344,316,493.53 : x
  2. Step 2: Convert to fraction form
    626,556,505.32/864,662,378.45 = 344,316,493.53/x
  3. Step 3: Cross multiply
    626,556,505.32x = 864,662,378.45 × 344,316,493.53
  4. Step 4: Simplify right side
    626,556,505.32x = 297,717,518,233,492,224
  5. Step 5: Solve for x
    x = 297,717,518,233,492,224/626,556,505.32
  6. Step 6: Final answer
    x = 475,164,675.02

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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.