Home / 824,756,146,328.48-1,138,262,564,697.90-499,585,897,200.32

Finding the Fourth Proportional to 824,756,146,328.48, 1,138,262,564,697.90 and 499,585,897,200.32

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Solution

The fourth proportional to 824,756,146,328.48, 1,138,262,564,697.90 and 499,585,897,200.32 is: 689,488,556,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,756,146,328.48 : 1,138,262,564,697.90 = 499,585,897,200.32 : x
  2. Step 2: Convert to fraction form
    824,756,146,328.48/1,138,262,564,697.90 = 499,585,897,200.32/x
  3. Step 3: Cross multiply
    824,756,146,328.48x = 1,138,262,564,697.90 × 499,585,897,200.32
  4. Step 4: Simplify right side
    824,756,146,328.48x = 568,659,924,634,137,595,478,016
  5. Step 5: Solve for x
    x = 568,659,924,634,137,595,478,016/824,756,146,328.48
  6. Step 6: Final answer
    x = 689,488,556,303.11

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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.