Home / 85,937,671.24-118,368,073.64-66,053,411.75

Finding the Fourth Proportional to 85,937,671.24, 118,368,073.64 and 66,053,411.75

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Solution

The fourth proportional to 85,937,671.24, 118,368,073.64 and 66,053,411.75 is: 90,980,067.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,937,671.24 : 118,368,073.64 = 66,053,411.75 : x
  2. Step 2: Convert to fraction form
    85,937,671.24/118,368,073.64 = 66,053,411.75/x
  3. Step 3: Cross multiply
    85,937,671.24x = 118,368,073.64 × 66,053,411.75
  4. Step 4: Simplify right side
    85,937,671.24x = 7,818,615,106,658,295
  5. Step 5: Solve for x
    x = 7,818,615,106,658,295/85,937,671.24
  6. Step 6: Final answer
    x = 90,980,067.23

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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.