Home / 92,820,297.90-128,084,513.32-53,664,598.46

Finding the Fourth Proportional to 92,820,297.90, 128,084,513.32 and 53,664,598.46

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Solution

The fourth proportional to 92,820,297.90, 128,084,513.32 and 53,664,598.46 is: 74,052,810.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,820,297.90 : 128,084,513.32 = 53,664,598.46 : x
  2. Step 2: Convert to fraction form
    92,820,297.90/128,084,513.32 = 53,664,598.46/x
  3. Step 3: Cross multiply
    92,820,297.90x = 128,084,513.32 × 53,664,598.46
  4. Step 4: Simplify right side
    92,820,297.90x = 6,873,603,976,262,321
  5. Step 5: Solve for x
    x = 6,873,603,976,262,321/92,820,297.90
  6. Step 6: Final answer
    x = 74,052,810.99

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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.