Home / 108,863,917.40-150,232,139.78-59,971,345.40

Finding the Fourth Proportional to 108,863,917.40, 150,232,139.78 and 59,971,345.40

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Solution

The fourth proportional to 108,863,917.40, 150,232,139.78 and 59,971,345.40 is: 82,760,420.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,863,917.40 : 150,232,139.78 = 59,971,345.40 : x
  2. Step 2: Convert to fraction form
    108,863,917.40/150,232,139.78 = 59,971,345.40/x
  3. Step 3: Cross multiply
    108,863,917.40x = 150,232,139.78 × 59,971,345.40
  4. Step 4: Simplify right side
    108,863,917.40x = 9,009,623,544,158,128
  5. Step 5: Solve for x
    x = 9,009,623,544,158,128/108,863,917.40
  6. Step 6: Final answer
    x = 82,760,420.16

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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.