Home / 460,010,924,598.78-690,030,444,126.10-157,819,288,405.45

Finding the Fourth Proportional to 460,010,924,598.78, 690,030,444,126.10 and 157,819,288,405.45

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Solution

The fourth proportional to 460,010,924,598.78, 690,030,444,126.10 and 157,819,288,405.45 is: 236,733,755,323.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,010,924,598.78 : 690,030,444,126.10 = 157,819,288,405.45 : x
  2. Step 2: Convert to fraction form
    460,010,924,598.78/690,030,444,126.10 = 157,819,288,405.45/x
  3. Step 3: Cross multiply
    460,010,924,598.78x = 690,030,444,126.10 × 157,819,288,405.45
  4. Step 4: Simplify right side
    460,010,924,598.78x = 108,900,113,670,077,734,191,104
  5. Step 5: Solve for x
    x = 108,900,113,670,077,734,191,104/460,010,924,598.78
  6. Step 6: Final answer
    x = 236,733,755,323.44

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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.