Home / 70,146,817.43-96,798,703.32-38,783,053.16

Finding the Fourth Proportional to 70,146,817.43, 96,798,703.32 and 38,783,053.16

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Solution

The fourth proportional to 70,146,817.43, 96,798,703.32 and 38,783,053.16 is: 53,518,454.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,146,817.43 : 96,798,703.32 = 38,783,053.16 : x
  2. Step 2: Convert to fraction form
    70,146,817.43/96,798,703.32 = 38,783,053.16/x
  3. Step 3: Cross multiply
    70,146,817.43x = 96,798,703.32 × 38,783,053.16
  4. Step 4: Simplify right side
    70,146,817.43x = 3,754,149,256,678,628
  5. Step 5: Solve for x
    x = 3,754,149,256,678,628/70,146,817.43
  6. Step 6: Final answer
    x = 53,518,454.50

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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.