Home / 70,104,699.36-105,063,054-54,561,301.92

Finding the Fourth Proportional to 70,104,699.36, 105,063,054 and 54,561,301.92

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Solution

The fourth proportional to 70,104,699.36, 105,063,054 and 54,561,301.92 is: 81,768,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,104,699.36 : 105,063,054 = 54,561,301.92 : x
  2. Step 2: Convert to fraction form
    70,104,699.36/105,063,054 = 54,561,301.92/x
  3. Step 3: Cross multiply
    70,104,699.36x = 105,063,054 × 54,561,301.92
  4. Step 4: Simplify right side
    70,104,699.36x = 5,732,377,009,931,264
  5. Step 5: Solve for x
    x = 5,732,377,009,931,264/70,104,699.36
  6. Step 6: Final answer
    x = 81,768,798.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.