Home / 73,547,415.29-101,500,042.52-40,507,657.85

Finding the Fourth Proportional to 73,547,415.29, 101,500,042.52 and 40,507,657.85

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Solution

The fourth proportional to 73,547,415.29, 101,500,042.52 and 40,507,657.85 is: 55,903,106.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,547,415.29 : 101,500,042.52 = 40,507,657.85 : x
  2. Step 2: Convert to fraction form
    73,547,415.29/101,500,042.52 = 40,507,657.85/x
  3. Step 3: Cross multiply
    73,547,415.29x = 101,500,042.52 × 40,507,657.85
  4. Step 4: Simplify right side
    73,547,415.29x = 4,111,528,993,906,948.50
  5. Step 5: Solve for x
    x = 4,111,528,993,906,948.50/73,547,415.29
  6. Step 6: Final answer
    x = 55,903,106.56

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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.