Home / 147,854,117.70-221,781,176.55-109,590,365.70

Finding the Fourth Proportional to 147,854,117.70, 221,781,176.55 and 109,590,365.70

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Solution

The fourth proportional to 147,854,117.70, 221,781,176.55 and 109,590,365.70 is: 164,385,548.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,854,117.70 : 221,781,176.55 = 109,590,365.70 : x
  2. Step 2: Convert to fraction form
    147,854,117.70/221,781,176.55 = 109,590,365.70/x
  3. Step 3: Cross multiply
    147,854,117.70x = 221,781,176.55 × 109,590,365.70
  4. Step 4: Simplify right side
    147,854,117.70x = 24,305,080,243,490,768
  5. Step 5: Solve for x
    x = 24,305,080,243,490,768/147,854,117.70
  6. Step 6: Final answer
    x = 164,385,548.55

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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.