Home / 109,581,042.51-151,219,968.12-59,344,853.45

Finding the Fourth Proportional to 109,581,042.51, 151,219,968.12 and 59,344,853.45

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Solution

The fourth proportional to 109,581,042.51, 151,219,968.12 and 59,344,853.45 is: 81,894,884.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,581,042.51 : 151,219,968.12 = 59,344,853.45 : x
  2. Step 2: Convert to fraction form
    109,581,042.51/151,219,968.12 = 59,344,853.45/x
  3. Step 3: Cross multiply
    109,581,042.51x = 151,219,968.12 × 59,344,853.45
  4. Step 4: Simplify right side
    109,581,042.51x = 8,974,126,846,038,973
  5. Step 5: Solve for x
    x = 8,974,126,846,038,973/109,581,042.51
  6. Step 6: Final answer
    x = 81,894,884.74

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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.