Home / 157,837,669.59-217,713,351.72-101,232,756.91

Finding the Fourth Proportional to 157,837,669.59, 217,713,351.72 and 101,232,756.91

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Solution

The fourth proportional to 157,837,669.59, 217,713,351.72 and 101,232,756.91 is: 139,635,378.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,837,669.59 : 217,713,351.72 = 101,232,756.91 : x
  2. Step 2: Convert to fraction form
    157,837,669.59/217,713,351.72 = 101,232,756.91/x
  3. Step 3: Cross multiply
    157,837,669.59x = 217,713,351.72 × 101,232,756.91
  4. Step 4: Simplify right side
    157,837,669.59x = 22,039,722,810,732,088
  5. Step 5: Solve for x
    x = 22,039,722,810,732,088/157,837,669.59
  6. Step 6: Final answer
    x = 139,635,378.98

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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.