Home / 105,649,284.61-145,774,180.25-60,994,482.89

Finding the Fourth Proportional to 105,649,284.61, 145,774,180.25 and 60,994,482.89

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Solution

The fourth proportional to 105,649,284.61, 145,774,180.25 and 60,994,482.89 is: 84,159,781.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,649,284.61 : 145,774,180.25 = 60,994,482.89 : x
  2. Step 2: Convert to fraction form
    105,649,284.61/145,774,180.25 = 60,994,482.89/x
  3. Step 3: Cross multiply
    105,649,284.61x = 145,774,180.25 × 60,994,482.89
  4. Step 4: Simplify right side
    105,649,284.61x = 8,891,420,742,333,530
  5. Step 5: Solve for x
    x = 8,891,420,742,333,530/105,649,284.61
  6. Step 6: Final answer
    x = 84,159,781.83

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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.