Home / 98,124,200.93-135,412,305.45-54,072,776.23

Finding the Fourth Proportional to 98,124,200.93, 135,412,305.45 and 54,072,776.23

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Solution

The fourth proportional to 98,124,200.93, 135,412,305.45 and 54,072,776.23 is: 74,620,931.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,124,200.93 : 135,412,305.45 = 54,072,776.23 : x
  2. Step 2: Convert to fraction form
    98,124,200.93/135,412,305.45 = 54,072,776.23/x
  3. Step 3: Cross multiply
    98,124,200.93x = 135,412,305.45 × 54,072,776.23
  4. Step 4: Simplify right side
    98,124,200.93x = 7,322,119,291,386,258
  5. Step 5: Solve for x
    x = 7,322,119,291,386,258/98,124,200.93
  6. Step 6: Final answer
    x = 74,620,931.66

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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.