Home / 401,246,841.60-601,870,262.40-359,156,714.40

Finding the Fourth Proportional to 401,246,841.60, 601,870,262.40 and 359,156,714.40

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Solution

The fourth proportional to 401,246,841.60, 601,870,262.40 and 359,156,714.40 is: 538,735,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,246,841.60 : 601,870,262.40 = 359,156,714.40 : x
  2. Step 2: Convert to fraction form
    401,246,841.60/601,870,262.40 = 359,156,714.40/x
  3. Step 3: Cross multiply
    401,246,841.60x = 601,870,262.40 × 359,156,714.40
  4. Step 4: Simplify right side
    401,246,841.60x = 216,165,745,938,649,824
  5. Step 5: Solve for x
    x = 216,165,745,938,649,824/401,246,841.60
  6. Step 6: Final answer
    x = 538,735,071.60

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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.