Home / 626,711,527.40-939,470,094.30-488,460,468.20

Finding the Fourth Proportional to 626,711,527.40, 939,470,094.30 and 488,460,468.20

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Solution

The fourth proportional to 626,711,527.40, 939,470,094.30 and 488,460,468.20 is: 732,225,245.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,711,527.40 : 939,470,094.30 = 488,460,468.20 : x
  2. Step 2: Convert to fraction form
    626,711,527.40/939,470,094.30 = 488,460,468.20/x
  3. Step 3: Cross multiply
    626,711,527.40x = 939,470,094.30 × 488,460,468.20
  4. Step 4: Simplify right side
    626,711,527.40x = 458,894,002,121,676,096
  5. Step 5: Solve for x
    x = 458,894,002,121,676,096/626,711,527.40
  6. Step 6: Final answer
    x = 732,225,245.68

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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.