Home / 64,952,140.80-97,428,211.20-19,508,030.40

Finding the Fourth Proportional to 64,952,140.80, 97,428,211.20 and 19,508,030.40

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Solution

The fourth proportional to 64,952,140.80, 97,428,211.20 and 19,508,030.40 is: 29,262,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,952,140.80 : 97,428,211.20 = 19,508,030.40 : x
  2. Step 2: Convert to fraction form
    64,952,140.80/97,428,211.20 = 19,508,030.40/x
  3. Step 3: Cross multiply
    64,952,140.80x = 97,428,211.20 × 19,508,030.40
  4. Step 4: Simplify right side
    64,952,140.80x = 1,900,632,505,907,220.50
  5. Step 5: Solve for x
    x = 1,900,632,505,907,220.50/64,952,140.80
  6. Step 6: Final answer
    x = 29,262,045.60

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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.