Home / 118,160,590.62-163,061,840.70-65,237,400.66

Finding the Fourth Proportional to 118,160,590.62, 163,061,840.70 and 65,237,400.66

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Solution

The fourth proportional to 118,160,590.62, 163,061,840.70 and 65,237,400.66 is: 90,027,737.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,160,590.62 : 163,061,840.70 = 65,237,400.66 : x
  2. Step 2: Convert to fraction form
    118,160,590.62/163,061,840.70 = 65,237,400.66/x
  3. Step 3: Cross multiply
    118,160,590.62x = 163,061,840.70 × 65,237,400.66
  4. Step 4: Simplify right side
    118,160,590.62x = 10,637,730,634,102,994
  5. Step 5: Solve for x
    x = 10,637,730,634,102,994/118,160,590.62
  6. Step 6: Final answer
    x = 90,027,737.49

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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.