Home / 65,792,021.30-98,688,031.95-64,672,277.30

Finding the Fourth Proportional to 65,792,021.30, 98,688,031.95 and 64,672,277.30

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Solution

The fourth proportional to 65,792,021.30, 98,688,031.95 and 64,672,277.30 is: 97,008,415.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,792,021.30 : 98,688,031.95 = 64,672,277.30 : x
  2. Step 2: Convert to fraction form
    65,792,021.30/98,688,031.95 = 64,672,277.30/x
  3. Step 3: Cross multiply
    65,792,021.30x = 98,688,031.95 × 64,672,277.30
  4. Step 4: Simplify right side
    65,792,021.30x = 6,382,379,768,461,660
  5. Step 5: Solve for x
    x = 6,382,379,768,461,660/65,792,021.30
  6. Step 6: Final answer
    x = 97,008,415.95

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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.