Home / 176,308,036.40-264,462,054.60-85,608,772.40

Finding the Fourth Proportional to 176,308,036.40, 264,462,054.60 and 85,608,772.40

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Solution

The fourth proportional to 176,308,036.40, 264,462,054.60 and 85,608,772.40 is: 128,413,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,308,036.40 : 264,462,054.60 = 85,608,772.40 : x
  2. Step 2: Convert to fraction form
    176,308,036.40/264,462,054.60 = 85,608,772.40/x
  3. Step 3: Cross multiply
    176,308,036.40x = 264,462,054.60 × 85,608,772.40
  4. Step 4: Simplify right side
    176,308,036.40x = 22,640,271,840,687,776
  5. Step 5: Solve for x
    x = 22,640,271,840,687,776/176,308,036.40
  6. Step 6: Final answer
    x = 128,413,158.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.