Home / 69,984,077.60-104,976,116.40-64,031,938.40

Finding the Fourth Proportional to 69,984,077.60, 104,976,116.40 and 64,031,938.40

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Solution

The fourth proportional to 69,984,077.60, 104,976,116.40 and 64,031,938.40 is: 96,047,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,077.60 : 104,976,116.40 = 64,031,938.40 : x
  2. Step 2: Convert to fraction form
    69,984,077.60/104,976,116.40 = 64,031,938.40/x
  3. Step 3: Cross multiply
    69,984,077.60x = 104,976,116.40 × 64,031,938.40
  4. Step 4: Simplify right side
    69,984,077.60x = 6,721,824,218,796,030
  5. Step 5: Solve for x
    x = 6,721,824,218,796,030/69,984,077.60
  6. Step 6: Final answer
    x = 96,047,907.60

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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.