Home / 68,435,483.76-94,409,310.45-60,602,978.16

Finding the Fourth Proportional to 68,435,483.76, 94,409,310.45 and 60,602,978.16

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Solution

The fourth proportional to 68,435,483.76, 94,409,310.45 and 60,602,978.16 is: 83,604,075.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,435,483.76 : 94,409,310.45 = 60,602,978.16 : x
  2. Step 2: Convert to fraction form
    68,435,483.76/94,409,310.45 = 60,602,978.16/x
  3. Step 3: Cross multiply
    68,435,483.76x = 94,409,310.45 × 60,602,978.16
  4. Step 4: Simplify right side
    68,435,483.76x = 5,721,485,379,302,010
  5. Step 5: Solve for x
    x = 5,721,485,379,302,010/68,435,483.76
  6. Step 6: Final answer
    x = 83,604,075.91

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Why These Related Problems?

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