Home / 70,351,932.16-97,085,675.59-38,992,005.80

Finding the Fourth Proportional to 70,351,932.16, 97,085,675.59 and 38,992,005.80

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Solution

The fourth proportional to 70,351,932.16, 97,085,675.59 and 38,992,005.80 is: 53,808,973.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,351,932.16 : 97,085,675.59 = 38,992,005.80 : x
  2. Step 2: Convert to fraction form
    70,351,932.16/97,085,675.59 = 38,992,005.80/x
  3. Step 3: Cross multiply
    70,351,932.16x = 97,085,675.59 × 38,992,005.80
  4. Step 4: Simplify right side
    70,351,932.16x = 3,785,565,225,338,127.50
  5. Step 5: Solve for x
    x = 3,785,565,225,338,127.50/70,351,932.16
  6. Step 6: Final answer
    x = 53,808,973.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.