Home / 99,740,350.40-149,484,554.40-48,512,062.40

Finding the Fourth Proportional to 99,740,350.40, 149,484,554.40 and 48,512,062.40

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Solution

The fourth proportional to 99,740,350.40, 149,484,554.40 and 48,512,062.40 is: 72,706,823.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,740,350.40 : 149,484,554.40 = 48,512,062.40 : x
  2. Step 2: Convert to fraction form
    99,740,350.40/149,484,554.40 = 48,512,062.40/x
  3. Step 3: Cross multiply
    99,740,350.40x = 149,484,554.40 × 48,512,062.40
  4. Step 4: Simplify right side
    99,740,350.40x = 7,251,804,030,888,995
  5. Step 5: Solve for x
    x = 7,251,804,030,888,995/99,740,350.40
  6. Step 6: Final answer
    x = 72,706,823.28

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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.