Home / 406,713,714.17-561,326,277.59-248,035,894.32

Finding the Fourth Proportional to 406,713,714.17, 561,326,277.59 and 248,035,894.32

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Solution

The fourth proportional to 406,713,714.17, 561,326,277.59 and 248,035,894.32 is: 342,326,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,713,714.17 : 561,326,277.59 = 248,035,894.32 : x
  2. Step 2: Convert to fraction form
    406,713,714.17/561,326,277.59 = 248,035,894.32/x
  3. Step 3: Cross multiply
    406,713,714.17x = 561,326,277.59 × 248,035,894.32
  4. Step 4: Simplify right side
    406,713,714.17x = 139,229,065,267,352,224
  5. Step 5: Solve for x
    x = 139,229,065,267,352,224/406,713,714.17
  6. Step 6: Final answer
    x = 342,326,949.93

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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.