Home / 70,550,971.92-97,357,050.63-39,191,053.50

Finding the Fourth Proportional to 70,550,971.92, 97,357,050.63 and 39,191,053.50

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Solution

The fourth proportional to 70,550,971.92, 97,357,050.63 and 39,191,053.50 is: 54,081,825.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,550,971.92 : 97,357,050.63 = 39,191,053.50 : x
  2. Step 2: Convert to fraction form
    70,550,971.92/97,357,050.63 = 39,191,053.50/x
  3. Step 3: Cross multiply
    70,550,971.92x = 97,357,050.63 × 39,191,053.50
  4. Step 4: Simplify right side
    70,550,971.92x = 3,815,525,379,842,538.50
  5. Step 5: Solve for x
    x = 3,815,525,379,842,538.50/70,550,971.92
  6. Step 6: Final answer
    x = 54,081,825.89

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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.