Home / 105,744,006.51-145,927,904.85-58,704,260.91

Finding the Fourth Proportional to 105,744,006.51, 145,927,904.85 and 58,704,260.91

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Solution

The fourth proportional to 105,744,006.51, 145,927,904.85 and 58,704,260.91 is: 81,012,532.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,744,006.51 : 145,927,904.85 = 58,704,260.91 : x
  2. Step 2: Convert to fraction form
    105,744,006.51/145,927,904.85 = 58,704,260.91/x
  3. Step 3: Cross multiply
    105,744,006.51x = 145,927,904.85 × 58,704,260.91
  4. Step 4: Simplify right side
    105,744,006.51x = 8,566,589,800,364,054
  5. Step 5: Solve for x
    x = 8,566,589,800,364,054/105,744,006.51
  6. Step 6: Final answer
    x = 81,012,532.84

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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.