Home / 67,693,208.40-101,539,812.60-64,744,549.20

Finding the Fourth Proportional to 67,693,208.40, 101,539,812.60 and 64,744,549.20

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Solution

The fourth proportional to 67,693,208.40, 101,539,812.60 and 64,744,549.20 is: 97,116,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,693,208.40 : 101,539,812.60 = 64,744,549.20 : x
  2. Step 2: Convert to fraction form
    67,693,208.40/101,539,812.60 = 64,744,549.20/x
  3. Step 3: Cross multiply
    67,693,208.40x = 101,539,812.60 × 64,744,549.20
  4. Step 4: Simplify right side
    67,693,208.40x = 6,574,149,392,639,480
  5. Step 5: Solve for x
    x = 6,574,149,392,639,480/67,693,208.40
  6. Step 6: Final answer
    x = 97,116,823.80

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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.