Home / 67,824,078.30-101,736,117.45-65,178,683.10

Finding the Fourth Proportional to 67,824,078.30, 101,736,117.45 and 65,178,683.10

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Solution

The fourth proportional to 67,824,078.30, 101,736,117.45 and 65,178,683.10 is: 97,768,024.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,824,078.30 : 101,736,117.45 = 65,178,683.10 : x
  2. Step 2: Convert to fraction form
    67,824,078.30/101,736,117.45 = 65,178,683.10/x
  3. Step 3: Cross multiply
    67,824,078.30x = 101,736,117.45 × 65,178,683.10
  4. Step 4: Simplify right side
    67,824,078.30x = 6,631,026,159,097,930
  5. Step 5: Solve for x
    x = 6,631,026,159,097,930/67,824,078.30
  6. Step 6: Final answer
    x = 97,768,024.65

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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.