Home / 110,966,153.52-153,133,543.80-61,410,133.20

Finding the Fourth Proportional to 110,966,153.52, 153,133,543.80 and 61,410,133.20

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Solution

The fourth proportional to 110,966,153.52, 153,133,543.80 and 61,410,133.20 is: 84,746,123.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,966,153.52 : 153,133,543.80 = 61,410,133.20 : x
  2. Step 2: Convert to fraction form
    110,966,153.52/153,133,543.80 = 61,410,133.20/x
  3. Step 3: Cross multiply
    110,966,153.52x = 153,133,543.80 × 61,410,133.20
  4. Step 4: Simplify right side
    110,966,153.52x = 9,403,951,322,146,036
  5. Step 5: Solve for x
    x = 9,403,951,322,146,036/110,966,153.52
  6. Step 6: Final answer
    x = 84,746,123.24

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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.