Home / 65,192,401.80-97,788,602.70-19,748,291.40

Finding the Fourth Proportional to 65,192,401.80, 97,788,602.70 and 19,748,291.40

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Solution

The fourth proportional to 65,192,401.80, 97,788,602.70 and 19,748,291.40 is: 29,622,437.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,192,401.80 : 97,788,602.70 = 19,748,291.40 : x
  2. Step 2: Convert to fraction form
    65,192,401.80/97,788,602.70 = 19,748,291.40/x
  3. Step 3: Cross multiply
    65,192,401.80x = 97,788,602.70 × 19,748,291.40
  4. Step 4: Simplify right side
    65,192,401.80x = 1,931,157,821,718,426.75
  5. Step 5: Solve for x
    x = 1,931,157,821,718,426.75/65,192,401.80
  6. Step 6: Final answer
    x = 29,622,437.10

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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.