Home / 105,736,701.60-145,919,164.23-59,330,387.79

Finding the Fourth Proportional to 105,736,701.60, 145,919,164.23 and 59,330,387.79

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Solution

The fourth proportional to 105,736,701.60, 145,919,164.23 and 59,330,387.79 is: 81,877,346.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,736,701.60 : 145,919,164.23 = 59,330,387.79 : x
  2. Step 2: Convert to fraction form
    105,736,701.60/145,919,164.23 = 59,330,387.79/x
  3. Step 3: Cross multiply
    105,736,701.60x = 145,919,164.23 × 59,330,387.79
  4. Step 4: Simplify right side
    105,736,701.60x = 8,657,440,599,758,596
  5. Step 5: Solve for x
    x = 8,657,440,599,758,596/105,736,701.60
  6. Step 6: Final answer
    x = 81,877,346.93

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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.