Home / 105,736,707.35-145,919,172.17-59,330,393.54

Finding the Fourth Proportional to 105,736,707.35, 145,919,172.17 and 59,330,393.54

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Solution

The fourth proportional to 105,736,707.35, 145,919,172.17 and 59,330,393.54 is: 81,877,354.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,736,707.35 : 145,919,172.17 = 59,330,393.54 : x
  2. Step 2: Convert to fraction form
    105,736,707.35/145,919,172.17 = 59,330,393.54/x
  3. Step 3: Cross multiply
    105,736,707.35x = 145,919,172.17 × 59,330,393.54
  4. Step 4: Simplify right side
    105,736,707.35x = 8,657,441,909,877,115
  5. Step 5: Solve for x
    x = 8,657,441,909,877,115/105,736,707.35
  6. Step 6: Final answer
    x = 81,877,354.86

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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.