Home / 98,144,505.36-135,437,660.28-53,490,879.63

Finding the Fourth Proportional to 98,144,505.36, 135,437,660.28 and 53,490,879.63

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Solution

The fourth proportional to 98,144,505.36, 135,437,660.28 and 53,490,879.63 is: 73,816,456.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,144,505.36 : 135,437,660.28 = 53,490,879.63 : x
  2. Step 2: Convert to fraction form
    98,144,505.36/135,437,660.28 = 53,490,879.63/x
  3. Step 3: Cross multiply
    98,144,505.36x = 135,437,660.28 × 53,490,879.63
  4. Step 4: Simplify right side
    98,144,505.36x = 7,244,679,583,406,313
  5. Step 5: Solve for x
    x = 7,244,679,583,406,313/98,144,505.36
  6. Step 6: Final answer
    x = 73,816,456.22

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1.5x scale

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.