Home / 105,187,263.06-145,155,638.52-58,777,898.34

Finding the Fourth Proportional to 105,187,263.06, 145,155,638.52 and 58,777,898.34

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Solution

The fourth proportional to 105,187,263.06, 145,155,638.52 and 58,777,898.34 is: 81,111,943.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,187,263.06 : 145,155,638.52 = 58,777,898.34 : x
  2. Step 2: Convert to fraction form
    105,187,263.06/145,155,638.52 = 58,777,898.34/x
  3. Step 3: Cross multiply
    105,187,263.06x = 145,155,638.52 × 58,777,898.34
  4. Step 4: Simplify right side
    105,187,263.06x = 8,531,943,364,406,349
  5. Step 5: Solve for x
    x = 8,531,943,364,406,349/105,187,263.06
  6. Step 6: Final answer
    x = 81,111,943.75

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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.