Home / 684,162,577.32-944,151,798.01-401,916,914.26

Finding the Fourth Proportional to 684,162,577.32, 944,151,798.01 and 401,916,914.26

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Solution

The fourth proportional to 684,162,577.32, 944,151,798.01 and 401,916,914.26 is: 554,649,713.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,162,577.32 : 944,151,798.01 = 401,916,914.26 : x
  2. Step 2: Convert to fraction form
    684,162,577.32/944,151,798.01 = 401,916,914.26/x
  3. Step 3: Cross multiply
    684,162,577.32x = 944,151,798.01 × 401,916,914.26
  4. Step 4: Simplify right side
    684,162,577.32x = 379,470,577,249,209,984
  5. Step 5: Solve for x
    x = 379,470,577,249,209,984/684,162,577.32
  6. Step 6: Final answer
    x = 554,649,713.14

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Double scale
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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.