Home / 102,528,014.40-153,792,021.60-97,993,051.20

Finding the Fourth Proportional to 102,528,014.40, 153,792,021.60 and 97,993,051.20

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Solution

The fourth proportional to 102,528,014.40, 153,792,021.60 and 97,993,051.20 is: 146,989,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,528,014.40 : 153,792,021.60 = 97,993,051.20 : x
  2. Step 2: Convert to fraction form
    102,528,014.40/153,792,021.60 = 97,993,051.20/x
  3. Step 3: Cross multiply
    102,528,014.40x = 153,792,021.60 × 97,993,051.20
  4. Step 4: Simplify right side
    102,528,014.40x = 15,070,549,446,800,306
  5. Step 5: Solve for x
    x = 15,070,549,446,800,306/102,528,014.40
  6. Step 6: Final answer
    x = 146,989,576.80

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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.